Yor

SELECT * FROM gallery2 WHERE topic_id="188820" UNION SELECT * FROM gallery2 WHERE topic_id="1445474" UNION SELECT * FROM gallery2 WHERE topic_id="1738662" UNION SELECT * FROM gallery2 WHERE topic_id="1453878" UNION SELECT * FROM gallery2 WHERE topic_id="543479" UNION SELECT * FROM gallery2 WHERE topic_id="899663" UNION SELECT * FROM gallery2 WHERE topic_id="484478" UNION SELECT * FROM gallery2 WHERE topic_id="1056935" UNION SELECT * FROM gallery2 WHERE topic_id="1437507" UNION SELECT * FROM gallery2 WHERE topic_id="65122" UNION SELECT * FROM gallery2 WHERE topic_id="1431690" UNION SELECT * FROM gallery2 WHERE topic_id="1592168" UNION SELECT * FROM gallery2 WHERE topic_id="709926" UNION SELECT * FROM gallery2 WHERE topic_id="933333" UNION SELECT * FROM gallery2 WHERE topic_id="1344202" UNION SELECT * FROM gallery2 WHERE topic_id="792079"