Perhaps you should try some spelling variations:
kebutuhan manusia » kehidupan manusia, kebebasan manusia, kebiasaan manusia
manusia pengantar » manusia dengan
dan kebutuhan » dan keputusan, dan kedudukan
pengantar gen » pengantar ke, pengantar dr, pengantar 1
belajar gaul » belajar al, belajar mapel, belajar agama
gaul surat » a.l surat, gara surat
surat dewa » serat dewa

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( hasil belajar gaul surat dewa ii ) OR ( dan kebutuhan manusia pengantar gen dan ))~.
• Adding a wildcard symbol may retrieve word variants: (( hasil belajar gaul surat dewa ii ) or ( dan kebutuhan manusia pengantar gen dan ))*.