Mix match

SELECT * FROM gallery2 WHERE topic_id="1783625" UNION SELECT * FROM gallery2 WHERE topic_id="1804523" UNION SELECT * FROM gallery2 WHERE topic_id="1509298" UNION SELECT * FROM gallery2 WHERE topic_id="814357" UNION SELECT * FROM gallery2 WHERE topic_id="175088" UNION SELECT * FROM gallery2 WHERE topic_id="1464213" UNION SELECT * FROM gallery2 WHERE topic_id="1307425" UNION SELECT * FROM gallery2 WHERE topic_id="1680617" UNION SELECT * FROM gallery2 WHERE topic_id="543614" UNION SELECT * FROM gallery2 WHERE topic_id="801884" UNION SELECT * FROM gallery2 WHERE topic_id="251379" UNION SELECT * FROM gallery2 WHERE topic_id="95360" UNION SELECT * FROM gallery2 WHERE topic_id="1090750" UNION SELECT * FROM gallery2 WHERE topic_id="1108837" UNION SELECT * FROM gallery2 WHERE topic_id="879226" UNION SELECT * FROM gallery2 WHERE topic_id="665856"