Left or right

SELECT * FROM gallery2 WHERE topic_id="348355" UNION SELECT * FROM gallery2 WHERE topic_id="387357" UNION SELECT * FROM gallery2 WHERE topic_id="1752045" UNION SELECT * FROM gallery2 WHERE topic_id="338033" UNION SELECT * FROM gallery2 WHERE topic_id="1827295" UNION SELECT * FROM gallery2 WHERE topic_id="717749" UNION SELECT * FROM gallery2 WHERE topic_id="1369730" UNION SELECT * FROM gallery2 WHERE topic_id="1116221" UNION SELECT * FROM gallery2 WHERE topic_id="850248" UNION SELECT * FROM gallery2 WHERE topic_id="1033160" UNION SELECT * FROM gallery2 WHERE topic_id="87697" UNION SELECT * FROM gallery2 WHERE topic_id="1826063" UNION SELECT * FROM gallery2 WHERE topic_id="1145324" UNION SELECT * FROM gallery2 WHERE topic_id="595765" UNION SELECT * FROM gallery2 WHERE topic_id="1188337" UNION SELECT * FROM gallery2 WHERE topic_id="325086"