{"id":15168,"date":"2021-10-16T08:19:15","date_gmt":"2021-10-16T08:19:15","guid":{"rendered":"https:\/\/freehost.page\/?p=15168"},"modified":"2022-07-31T19:01:47","modified_gmt":"2022-07-31T12:01:47","slug":"giam-trung-du-lieu-html","status":"publish","type":"post","link":"https:\/\/kiencang.net\/giam-trung-du-lieu-html\/","title":{"rendered":"V\u1ec1 vi\u1ec7c gi\u1ea3m \u0111\u1ed9 tr\u00f9ng d\u1eef li\u1ec7u trong trang k\u1ebft qu\u1ea3 html d\u1ef1ng s\u1eb5n khi t\u00ecm ki\u1ebfm (v\u00ed d\u1ee5 v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh g\u1ee3i \u00fd t\u00ean cho con)"},"content":{"rendered":"\n<p>Th\u00f4ng th\u01b0\u1eddng trang t\u00ecm ki\u1ebfm l\u00e0 d\u1eef li\u1ec7u \u0111\u1ed9ng, thay \u0111\u1ed5i t\u00f9y theo truy v\u1ea5n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, v\u00e0 s\u1ebd kh\u00f4ng l\u1eadp ch\u1ec9 m\u1ee5c cho n\u00f3. Tuy nhi\u00ean c\u00f3 m\u1ed9t s\u1ed1 d\u1ef1 \u00e1n li\u00ean quan \u0111\u1ebfn t\u00ecm ki\u1ebfm, khi ch\u00fang ta c\u00f3 k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1 \u1ed5n \u0111\u1ecbnh, vi\u1ec7c <a href=\"https:\/\/kiencang.net\/php-thanh-html-fopen\/\" target=\"_blank\" rel=\"noreferrer noopener\">chuy\u1ec3n k\u1ebft qu\u1ea3 th\u00e0nh d\u1ea1ng html<\/a> s\u1ebd cho t\u1ed1c \u0111\u1ed9 t\u00ecm ki\u1ebfm nhanh h\u01a1n, ti\u1ebft ki\u1ec7m ti\u1ec1n m\u00e1y ch\u1ee7, v\u00e0 c\u00f3 th\u1ec3 c\u00f3 \u00edch trong SEO, khi trang k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c l\u1eadp ch\u1ec9 m\u1ee5c.<\/p>\n\n\n\n<p>Li\u00ean quan \u0111\u1ebfn l\u1eadp ch\u1ec9 m\u1ee5c, SEO, kh\u1ea3 n\u0103ng cao s\u1ebd xu\u1ea5t hi\u1ec7n v\u1ea5n \u0111\u1ec1 \u1edf \u0111\u00e2y, \u0111\u00f3 l\u00e0 vi\u1ec7c tr\u00f9ng l\u1eb7p n\u1ed9i dung. T\u00f4i s\u1ebd v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 v\u1edbi tr\u01b0\u1eddng h\u1ee3p c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh g\u1ee3i \u00fd t\u00ean hay cho con. V\u1ec1 c\u01a1 b\u1ea3n <a href=\"https:\/\/kiencang.net\/mo-hinh-goi-y-ten-hay\/\" target=\"_blank\" rel=\"noreferrer noopener\">ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y s\u1ebd gi\u00fap gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a \u0111\u1ec7m t\u00ean, ngo\u00e0i ra l\u00e0 \u0111\u01b0a ra c\u00e1c th\u00f4ng tin g\u1ee3i \u00fd kh\u00e1c<\/a> nh\u01b0 \u0111\u1ec7m, t\u00ean kh\u00e1c \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn l\u1ef1a \u0111\u01b0\u1ee3c t\u00ean \u01b0ng \u00fd.<\/p>\n\n\n\n<p>Khi gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a t\u00ean, ch\u1eb3ng h\u1ea1n Ti\u1ebfn Linh v\u00e0 Ng\u1ecdc Linh, s\u1ebd c\u00f3 d\u1eef li\u1ec7u tr\u00f9ng v\u1ec1 gi\u1ea3i th\u00edch t\u1eeb Linh \u1edf c\u1ea3 hai t\u00ean n\u00e0y. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y xu\u1ea5t hi\u1ec7n m\u1ed9t c\u00e1ch c\u00f3 quy lu\u1eadt, v\u00ec t\u00ean ng\u01b0\u1eddi d\u1ef1a tr\u00ean m\u1ed9t kho t\u1eeb v\u1ef1ng t\u01b0\u01a1ng \u0111\u1ed1i h\u1ea1n ch\u1ebf, ch\u1ec9 kho\u1ea3ng 1000 t\u1eeb \u0111\u01a1n kh\u00e1c nhau cho c\u1ea3 \u0111\u1ec7m v\u00e0 t\u00ean ch\u00ednh. Kh\u00f4ng ch\u1ec9 c\u00f3 Ti\u1ebfn Linh, Ng\u1ecdc Linh m\u00e0 s\u1ebd c\u00f2n Xu\u00e2n Linh, Th\u1ea3o Linh, Di\u1ec7u Linh, v\u00e2n v\u00e2n. L\u00fd do ch\u00ednh c\u1ee7a vi\u1ec7c tr\u00f9ng \u1edf \u0111\u00e2y l\u00e0 m\u1ed9t t\u00ean ch\u00ednh c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p \u0111\u01b0\u1ee3c v\u1edbi r\u1ea5t nhi\u1ec1u \u0111\u1ec7m kh\u00e1c nhau v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n\n\n\n<p>R\u00f5 r\u00e0ng ch\u00fang ta kh\u00f4ng th\u1ec3 c\u1eaft n\u1ed9i dung gi\u1ed1ng nhau \u0111i \u0111\u01b0\u1ee3c, n\u00f3 v\u1eabn l\u00e0 ph\u1ea7n l\u00f5i cho \u00fd ngh\u0129a. V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 l\u00e0m gi\u1ea3m t\u1ef7 tr\u1ecdng ph\u1ea7n tr\u00f9ng n\u1ed9i dung kh\u00f4ng tr\u00e1nh kh\u1ecfi \u0111\u00f3?<\/p>\n\n\n\n<p>C\u00e2u tr\u1ea3 l\u1eddi: gia t\u0103ng ph\u1ea7n n\u1ed9i dung kh\u00e1c bi\u1ec7t v\u00e0 gi\u1ea3m c\u00e1c trang tr\u00f9ng kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1ea3m c\u00e1c trang tr\u00f9ng kh\u00f4ng c\u1ea7n thi\u1ebft<\/h2>\n\n\n\n<p>V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, gi\u1ed1ng nh\u01b0 trong t\u00ecm ki\u1ebfm, b\u1ea1n c\u00f3 th\u1ec3 tra b\u1ea5t c\u1ee9 t\u1eeb kh\u00f3a n\u00e0o, nh\u01b0ng th\u1ef1c t\u1ebf, v\u1eabn c\u00f3 nh\u1eefng t\u1eeb kh\u00f3a m\u00e0 h\u1ea7u nh\u01b0 kh\u00f4ng ai tra c\u1ee9u c\u1ea3, v\u00ec c\u00f3 th\u1ec3 th\u00f4ng tin \u0111\u00f3 v\u00f4 ngh\u0129a ho\u1eb7c r\u1ea5t \u00edt ng\u01b0\u1eddi quan t\u00e2m.<\/p>\n\n\n\n<p>T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, d\u00f9 s\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ec7m &#8211; t\u00ean v\u1ec1 l\u00fd thuy\u1ebft l\u00e0 kh\u00f4ng gi\u1edbi h\u1ea1n, nh\u01b0ng \u0111\u00f3 ch\u1ec9 l\u00e0 khi nh\u00ecn \u1edf b\u1ec1 m\u1eb7t, c\u00f2n th\u1ef1c t\u1ebf, c\u00f3 nh\u1eefng \u0111\u1ec7m t\u00ean r\u1ea5t hi\u1ebfm khi k\u1ebft h\u1ee3p v\u1edbi nhau, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i c\u00f3 nh\u1eefng \u0111\u1ec7m &#8211; t\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n h\u1eb3n nh\u1eefng c\u00e1i kh\u00e1c (v\u00ed d\u1ee5: <a href=\"https:\/\/hoten.org\/top-1000-dem-ten-pho-bien-nam\/\" target=\"_blank\" rel=\"noreferrer noopener\">top 1000 \u0111\u1ec7m &#8211; t\u00ean \u1edf nam gi\u1edbi<\/a>).<\/p>\n\n\n\n<p>K\u1ebft lu\u1eadn: ch\u1ec9 t\u1ea1o tr\u01b0\u1edbc c\u00e1c trang th\u1ef1c t\u1ebf t\u1ed3n t\u1ea1i.<\/p>\n\n\n\n<p>C\u00f3 hai c\u00e1ch:<\/p>\n\n\n\n<ul><li><strong>D\u1ef1a tr\u00ean th\u1ed1ng k\u00ea \u0111\u1ec3 t\u1ea1o c\u00e1c trang nh\u01b0 v\u1eady<\/strong>. C\u00e1ch n\u00e0y r\u1ea5t c\u00f3 hi\u1ec7u qu\u1ea3, v\u00ec th\u1ef1c t\u1ebf ch\u1ee9ng minh l\u00e0 \u0111\u00e3 t\u1ed3n t\u1ea1i nhu c\u1ea7u cho nh\u1eefng th\u00f4ng tin \u0111\u00f3. Tuy nhi\u00ean n\u00f3 c\u00f3 th\u1ec3 b\u1ecf s\u00f3t c\u00e1c tr\u01b0\u1eddng h\u1ee3p kh\u00e1c, \u0111\u01a1n gi\u1ea3n kh\u00f4ng ph\u1ea3i c\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3 kh\u00f4ng t\u1ed3n t\u1ea1i m\u00e0 ch\u1ec9 v\u00ec m\u1eabu ch\u01b0a \u0111\u1ee7 l\u1edbn \u0111\u1ec3 thu th\u1eadp h\u1ebft;<\/li><li><strong>D\u1ef1a tr\u00ean quy lu\u1eadt \u0111\u1ec3 t\u1ea1o c\u00e1c trang nh\u01b0 v\u1eady<\/strong>. V\u00ed d\u1ee5 trong t\u00ean ng\u01b0\u1eddi Vi\u1ec7t, r\u1ea5t hi\u1ebfm khi ng\u01b0\u1eddi ta t\u1ea1o t\u00ean b\u1eb1ng c\u00e1ch gh\u00e9p 2 t\u1eeb gi\u1ed1ng nhau, ch\u1eb3ng h\u1ea1n Nguy\u1ec5n H\u01b0\u01a1ng H\u01b0\u01a1ng, hay L\u00ea H\u00f9ng H\u00f9ng. Ng\u01b0\u1eddi ta c\u0169ng hi\u1ebfm khi k\u1ebft h\u1ee3p m\u1ed9t t\u00ean ch\u00ednh c\u00f3 ch\u1ec9 s\u1ed1 ph\u00e2n bi\u1ec7t gi\u1edbi cao v\u1edbi \u0111\u1ec7m c\u00f3 ch\u1ec9 s\u1ed1 ph\u00e2n bi\u1ec7t gi\u1edbi cao theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i. V\u00ed d\u1ee5 Qu\u1ef3nh l\u00e0 \u0111\u1ec7m \u0111\u1eb7c tr\u01b0ng cho n\u1eef, Khang l\u00e0 t\u00ean ch\u00ednh \u0111\u1eb7c tr\u01b0ng cho nam, k\u1ebft h\u1ee3p Qu\u1ef3nh Khang r\u1ea5t hi\u1ebfm khi l\u00e0 t\u00ean ng\u01b0\u1eddi trong th\u1ef1c t\u1ebf. \u01afu \u0111i\u1ec3m c\u1ee7a bi\u1ec7n ph\u00e1p d\u1ef1a tr\u00ean quy lu\u1eadt l\u00e0 n\u00f3 s\u1ebd gi\u00fap gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng b\u1ecf s\u00f3t khi d\u1ef1a tr\u00ean th\u1ed1ng k\u00ea, tuy nhi\u00ean n\u00f3 c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea3i n\u1eafm \u0111\u1ee7 s\u00e2u, ch\u00ednh x\u00e1c th\u00ec m\u1edbi t\u1ea1o ra \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t, kh\u00f4ng th\u00ec s\u1ebd t\u1ec7 h\u01a1n nhi\u1ec1u c\u00e1ch d\u1ef1a tr\u00ean th\u1ed1ng k\u00ea;<\/li><\/ul>\n\n\n\n<p>V\u1edbi 1000 \u0111\u1ec7m t\u00ean, c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o ra 1 tri\u1ec7u k\u1ebft h\u1ee3p kh\u00e1c nhau. Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, c\u00f3 l\u1ebd s\u1ebd kh\u00f4ng c\u00f3 qu\u00e1 150 ng\u00e0n k\u1ebft h\u1ee3p \u0111\u1ec7m &#8211; t\u00ean th\u1ef1c s\u1ef1 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u01b0\u1ee3c d\u00f9ng. \u1ede \u0111\u00e2y ch\u00fang ta th\u1ea5y r\u1eb1ng ch\u00fang ta \u0111\u00e3 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c 85% s\u1ed1 l\u01b0\u1ee3ng trang v\u1ec1 l\u00fd thuy\u1ebft c\u00f3 th\u1ec3 v\u1eabn ph\u1ea3i t\u1ea1o.<\/p>\n\n\n\n<p>Lo\u1ea1i b\u1ecf n\u00e0y kh\u00f4ng ch\u1ec9 c\u00f3 \u00fd ngh\u0129a v\u1ec1 m\u1eb7t SEO, n\u00f3 c\u00f2n c\u00f3 \u00fd ngh\u0129a v\u1ec1 m\u1eb7t gi\u1ea3m t\u1ea3i b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec li\u00ean quan, v\u00ec d\u1ee5 nh\u01b0 c\u00f4ng s\u1ee9c t\u1ea1o trang, d\u1eef li\u1ec7u d\u01b0 th\u1eeba do ph\u1ea3i l\u01b0u c\u00e1c trang kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Gia t\u0103ng s\u1ef1 kh\u00e1c bi\u1ec7t<\/h2>\n\n\n\n<ul><li><strong>C\u00e1c s\u1ef1 kh\u00e1c bi\u1ec7t li\u00ean quan \u0111\u1ebfn th\u1ebb ti\u00eau \u0111\u1ec1, th\u1ebb m\u00f4 t\u1ea3, canonical<\/strong> l\u00e0 c\u00e1c kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n m\u00e0 m\u1ed7i trang kh\u00e1c nhau \u0111\u1ec1u s\u1ebd kh\u00e1c nhau, v\u00e0 l\u00e0 c\u00e1i \u0111\u1ea7u ti\u00ean ch\u00fang ta c\u1ea7n ch\u00fa \u00fd l\u00e0m t\u1ed1t, may m\u1eafn l\u00e0 ch\u00fang c\u0169ng kh\u00f4ng kh\u00f3 v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt;<\/li><li><strong>C\u00e1c kh\u00e1c bi\u1ec7t kh\u00e1c c\u1ea7n nh\u1eafm v\u00e0o n\u1ed9i dung<\/strong>. V\u00ed d\u1ee5 c\u00f9ng t\u00ean Huy Ho\u00e0ng v\u00e0 Xu\u00e2n Ho\u00e0ng th\u00ec t\u1ed5 h\u1ee3p t\u00ean Huy Ho\u00e0ng l\u00e0 <a href=\"https:\/\/hoten.org\/ten-phuc-nam-nu\/\" target=\"_blank\" rel=\"noreferrer noopener\">t\u00ean ri\u00eang d\u1ea1ng ph\u1ee9c<\/a> v\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 b\u1ed5 sung ngh\u0129a cho n\u00f3 ngo\u00e0i vi\u1ec7c ph\u00e2n t\u00edch ngh\u0129a d\u1ef1a tr\u00ean t\u00e1ch t\u1eeb Huy v\u00e0 Ho\u00e0ng ra ri\u00eang bi\u1ec7t. Gia t\u0103ng kh\u00e1c bi\u1ec7t n\u1ed9i dung ch\u1ee7 y\u1ebfu tr\u00f4ng ch\u1edd \u1edf vi\u1ec7c ch\u00fang ta t\u00ecm \u0111\u01b0\u1ee3c c\u00e1c n\u1ed9i dung b\u1ed5 tr\u1ee3 cho c\u1ea3 c\u1ee5m t\u1eeb &#8220;Huy Ho\u00e0ng&#8221;, ch\u1ee9 kh\u00f4ng th\u1ec3 t\u00ecm s\u1ef1 kh\u00e1c bi\u1ec7t \u1edf ph\u1ea7n chung. V\u00ed d\u1ee5 kh\u00e1c, Ng\u1ecdc B\u00edch v\u00e0 Xu\u00e2n B\u00edch th\u00ec t\u00ean ch\u00ednh b\u1ed5 ngh\u0129a cho \u0111\u1ec7m l\u1ea7n l\u01b0\u1ee3t l\u00e0 Ng\u1ecdc v\u00e0 Xu\u00e2n, v\u00e0 ta c\u00f3 th\u1ec3 t\u00ecm c\u00e1c n\u1ed9i dung kh\u00e1c li\u00ean quan v\u1ec1 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng n\u00e0y, m\u1edf r\u1ed9ng kh\u00f4ng h\u1ea1n ch\u1ebf nh\u01b0ng c\u1ea9n th\u1eadn trong gi\u1ea3i ngh\u0129a, c\u00f3 th\u1ec3 l\u00e0 c\u00e1c ph\u00e2n t\u00edch s\u00e2u v\u1ec1 \u0111\u1ed1i t\u01b0\u1ee3ng v\u1eadt th\u1ec3 bi\u1ec3u tr\u01b0ng, tr\u00edch d\u1eabn ca dao, t\u1ee5c ng\u1eef, th\u01a1 v\u0103n m\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng li\u00ean quan, v\u00e2n v\u00e2n;<\/li><li>T\u0103ng s\u1ef1 kh\u00e1c bi\u1ec7t b\u1eb1ng c\u00e1ch gi\u1edbi h\u1ea1n th\u00f4ng tin g\u1ee3i \u00fd v\u00e0 t\u0103ng t\u00ednh ng\u1eabu nhi\u00ean. V\u1edbi t\u00ean B\u00edch ch\u1eb3ng h\u1ea1n, ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u01b0a ra 200 \u0111\u1ec7m c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi n\u00f3. Thay v\u00ec \u0111\u01b0a ra t\u1ea5t c\u1ea3 c\u00e1c g\u1ee3i \u00fd l\u00e0m ng\u1ed9p ng\u01b0\u1eddi d\u00f9ng nh\u01b0 v\u1eady, ta n\u00ean gi\u1edbi h\u1ea1n kho\u1ea3ng 10 \u0111\u1ec7m ng\u1eabu nhi\u00ean trong danh s\u00e1ch l\u1edbn \u0111\u00f3. L\u00e0m nh\u01b0 v\u1eady th\u00f4ng tin v\u1eabn r\u1ea5t h\u1eefu \u00edch, v\u00e0 \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u1ed9 tr\u00f9ng v\u1edbi c\u00e1c ph\u1ea7n g\u1ee3i \u00fd kh\u00e1c \u1edf c\u00e1c t\u00ean kh\u00e1c, m\u00e0 nh\u1eefng \u0111\u1ec7m \u0111\u00f3 c\u0169ng ph\u00f9 h\u1ee3p;<\/li><li>C\u00e1c t\u1eeb \u0111i\u1ec3n gi\u1ea3i ngh\u0129a c\u1ea7n \u0111a d\u1ea1ng v\u1ec1 ch\u1ee9c n\u0103ng (v\u00ed d\u1ee5 b\u1ed5 sung th\u00eam t\u1eeb \u0111i\u1ec3n \u0111\u1ecba danh, danh nh\u00e2n v\u00ec nh\u1eefng danh t\u1eeb ri\u00eang n\u00e0y c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng t\u1ed1t \u0111\u1ec3 l\u00e0m g\u1ee3i \u00fd cho t\u00ean ng\u01b0\u1eddi) v\u00e0 phong ph\u00fa v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng t\u1eeb, \u0111\u1ec3 ch\u00fang ta c\u00f3 th\u1ec3 tr\u00edch xu\u1ea5t n\u1ed9i dung t\u1eeb \u0111\u00f3 m\u00e0 n\u00f3 kh\u00f4ng b\u1ecb tr\u00f9ng nhi\u1ec1u v\u1edbi c\u00e1c trang kh\u00e1c;<\/li><\/ul>\n\n\n\n<p>Cu\u1ed1i c\u00f9ng, t\u01b0 duy theo ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u1eabn l\u00e0 c\u00e1ch SEO m\u00e0 ta c\u1ea7n \u0111\u1eb7t trong t\u00e2m v\u00e0o, n\u00f3 l\u00e0 \u0111\u1ebf m\u00e0 \u1edf \u0111\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt c\u00f3 c\u00e1i \u0111\u1ec3 d\u1ef1a v\u00e0o, c\u00f2n kh\u00f4ng th\u00ec c\u0169ng ch\u1eb3ng \u00fd ngh\u0129a g\u00ec.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Th\u00f4ng th\u01b0\u1eddng trang t\u00ecm ki\u1ebfm l\u00e0 d\u1eef li\u1ec7u \u0111\u1ed9ng, thay \u0111\u1ed5i t\u00f9y theo truy v\u1ea5n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, v\u00e0 s\u1ebd kh\u00f4ng l\u1eadp ch\u1ec9 m\u1ee5c cho n\u00f3. 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