Perhaps you should try some spelling variations:
layanan manusia » wacana manusia, perlawanan manusia
materi layanan » strategi layanan, materi pelajaran
belajar gizi » belajar kimia, belajar fikih, belajar fiqih
sistem studi » sistem satuan, sistem di
gizi pangan » kimia pangan
pangan dan » keuangan dan

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 gizi pangan dan dr ) OR ( materi layanan manusia sebagai sistem studi ))~.
• Adding a wildcard symbol may retrieve word variants: (( hasil belajar gizi pangan dan dr ) or ( materi layanan manusia sebagai sistem studi ))*.