Perhaps you should try some spelling variations:
keputusan manusia » kebutuhan manusia, kedudukan manusia, keputusan mahasiswa
manusia penjuru » manusia menurut, manusia perguruan
mari belajar » hasil belajar
belajar 1 » belajar 12, belajar 9, belajar di
serat dan » surat dan, berat dan, serikat dan
1 serat » 1 surat, 1 sehat

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: (( mari belajar 1 serat dan ix ) OR ( dan keputusan manusia penjuru dunia dan ))~.
• Adding a wildcard symbol may retrieve word variants: (( mari belajar 1 serat dan ix ) or ( dan keputusan manusia penjuru dunia dan ))*.