When people search for they aren't necessarily trying to pirate music (though that is a component). The search reveals a specific set of user behaviors:
18;write_to_target_document7;default0;760;18;write_to_target_document19;_mfrtaZXJKoWGqtsPm6S2WQ_20;1974;0;20b5; Kanye West The College Dropout Zip File