SELECT * FROM `db_193470_2`.`movies` WHERE (TRIM(VIDEOFORMAT) LIKE '' OR VIDEOFORMAT='0') AND (ORIGINALTITLE LIKE '%Ian Ho%' OR TRANSLATEDTITLE LIKE '%Ian Ho%' OR ACTORS LIKE '%Ian Ho%' OR DIRECTOR LIKE '%Ian Ho%' OR PRODUCER LIKE '%Ian Ho%') ORDER BY SOURCE DESC, NUM DESC LIMIT -50,50

Invalid Query: 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 '-50,50' at line 1