L\u00f4 \u0111\u1ec1 t\u1eeb l\u00e2u \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t tr\u00f2 ch\u01a1i \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u01b0a th\u00edch, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng ai mu\u1ed1n d\u00e0nh th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c v\u00e0o cu\u1ed9c ch\u01a1i \u0111\u1ecf \u0111en n\u00e0y. N\u1eafm v\u1eefng \u0111\u01b0\u1ee3c nh\u1eefng thu\u1eadt ng\u1eef trong ng\u00e0nh l\u00f4 \u0111\u1ec1 c\u0169ng ch\u00ednh l\u00e0 n\u1eafm v\u1eefng \u0111\u01b0\u1ee3c m\u1ed9t trong nh\u1eefng n\u1ed9i dung ki\u1ebfn th\u1ee9c quan tr\u1ecdng nh\u1ea5t. C\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi lu\u00f4n lu\u00f4n t\u00ecm ki\u1ebfm nh\u1eefng b\u00ed k\u00edp \u0111\u1ec3 ch\u01a1i l\u00f4 \u0111\u1ec1 hay, th\u1ebf nh\u01b0ng khi ph\u1ea3i gi\u1ea3i th\u00edch b\u1ea1ch th\u1ee7 l\u00e0 g\u00ec, l\u00f4 xi\u00ean quay l\u00e0 g\u00ec<\/strong> th\u00ec ch\u01b0a ch\u1eafc \u0111\u00e3 c\u00f3 th\u1ec3 tr\u1ea3 l\u1eddi m\u1ed9t c\u00e1ch th\u1ea5u \u0111\u00e1o.<\/p>\n
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