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