SELECT * FROM `db_193470_2`.`movies` WHERE VIDEOFORMAT='SD (avi)' AND (ORIGINALTITLE LIKE '%Chester Tam%' OR TRANSLATEDTITLE LIKE '%Chester Tam%' OR ACTORS LIKE '%Chester Tam%' OR DIRECTOR LIKE '%Chester Tam%' OR PRODUCER LIKE '%Chester Tam%') ORDER BY SOURCE DESC, NUM DESC  LIMIT -50,50<br />
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