Why n7t both...

SELECT * FROM gallery2 WHERE topic_id="440313" UNION SELECT * FROM gallery2 WHERE topic_id="1277946" UNION SELECT * FROM gallery2 WHERE topic_id="1101895" UNION SELECT * FROM gallery2 WHERE topic_id="1417278" UNION SELECT * FROM gallery2 WHERE topic_id="837535" UNION SELECT * FROM gallery2 WHERE topic_id="1369113" UNION SELECT * FROM gallery2 WHERE topic_id="1686839" UNION SELECT * FROM gallery2 WHERE topic_id="698101" UNION SELECT * FROM gallery2 WHERE topic_id="689031" UNION SELECT * FROM gallery2 WHERE topic_id="578537" UNION SELECT * FROM gallery2 WHERE topic_id="480281" UNION SELECT * FROM gallery2 WHERE topic_id="1105746" UNION SELECT * FROM gallery2 WHERE topic_id="83670" UNION SELECT * FROM gallery2 WHERE topic_id="1557687" UNION SELECT * FROM gallery2 WHERE topic_id="280070" UNION SELECT * FROM gallery2 WHERE topic_id="1810017"