Step forawrd please

SELECT * FROM gallery2 WHERE topic_id="637542" UNION SELECT * FROM gallery2 WHERE topic_id="1359162" UNION SELECT * FROM gallery2 WHERE topic_id="75614" UNION SELECT * FROM gallery2 WHERE topic_id="1194265" UNION SELECT * FROM gallery2 WHERE topic_id="824546" UNION SELECT * FROM gallery2 WHERE topic_id="744568" UNION SELECT * FROM gallery2 WHERE topic_id="431647" UNION SELECT * FROM gallery2 WHERE topic_id="702585" UNION SELECT * FROM gallery2 WHERE topic_id="417805" UNION SELECT * FROM gallery2 WHERE topic_id="101957" UNION SELECT * FROM gallery2 WHERE topic_id="922373" UNION SELECT * FROM gallery2 WHERE topic_id="52260" UNION SELECT * FROM gallery2 WHERE topic_id="331790" UNION SELECT * FROM gallery2 WHERE topic_id="1808507" UNION SELECT * FROM gallery2 WHERE topic_id="1637743" UNION SELECT * FROM gallery2 WHERE topic_id="1608081"