SQL la: SELECT * FROM TinTuc WHERE ( TieuDe LIKE '%dau cap lincol 250%' OR TieuDeKhongDau LIKE '%dau cap lincol 250%' OR NoiDung LIKE '%dau cap lincol 250%' OR NoiDungKhongDau LIKE '%dau cap lincol 250%' OR TuKhoa LIKE '%dau cap lincol 250%' OR TrichDan LIKE '%dau cap lincol 250%' ) AND (DanhMucTin <> 0) ORDER BY ID DESC SQLdemsoluong la: SELECT COUNT(ID) AS PageCount FROM TinTuc WHERE ( TieuDe LIKE '%dau cap lincol 250%' OR TieuDeKhongDau LIKE '%dau cap lincol 250%' OR NoiDung LIKE '%dau cap lincol 250%' OR NoiDungKhongDau LIKE '%dau cap lincol 250%' OR TuKhoa LIKE '%dau cap lincol 250%' OR TrichDan LIKE '%dau cap lincol 250%' ) AND (DanhMucTin <> 0)