SELECT * FROM JT_City WHERE (REPLACE(sCityName,'/ ','')='Nui Sam'   AND iProvinceID =Chau Doc ) OR (REPLACE(sCityName,'/',' ')='Nui Sam'  AND iProvinceID =Chau Doc);You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'Doc ) OR (REPLACE(sCityName,'/',' ')='Nui Sam'  AND iProvinceID =Chau Doc)' at line 1