SELECT * FROM `db_193470_2`.`movies` WHERE VIDEOFORMAT='DVD' AND (ORIGINALTITLE LIKE '%Doug Cox%' OR TRANSLATEDTITLE LIKE '%Doug Cox%' OR ACTORS LIKE '%Doug Cox%' OR DIRECTOR LIKE '%Doug Cox%' OR PRODUCER LIKE '%Doug Cox%') 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