Perfect

SELECT * FROM gallery2 WHERE topic_id="1484092" UNION SELECT * FROM gallery2 WHERE topic_id="1633040" UNION SELECT * FROM gallery2 WHERE topic_id="1697410" UNION SELECT * FROM gallery2 WHERE topic_id="644974" UNION SELECT * FROM gallery2 WHERE topic_id="1331620" UNION SELECT * FROM gallery2 WHERE topic_id="755522" UNION SELECT * FROM gallery2 WHERE topic_id="962429" UNION SELECT * FROM gallery2 WHERE topic_id="439543" UNION SELECT * FROM gallery2 WHERE topic_id="1044252" UNION SELECT * FROM gallery2 WHERE topic_id="787562" UNION SELECT * FROM gallery2 WHERE topic_id="746821" UNION SELECT * FROM gallery2 WHERE topic_id="1266176" UNION SELECT * FROM gallery2 WHERE topic_id="1040911" UNION SELECT * FROM gallery2 WHERE topic_id="641620" UNION SELECT * FROM gallery2 WHERE topic_id="1717794" UNION SELECT * FROM gallery2 WHERE topic_id="1230554"