Perhaps you should try some spelling variations:
belajar berkhasiat » belajar berbasis, belajar berhaji, belajar berpuasa
seri peperangan » dari peperangan, seri perjuangan, sejarah peperangan
peperangan guru » peranan guru, pegangan guru, perjuangan guru
seri belajar » teori belajar, mari belajar, cara belajar
anak mudah » anak muda
saji » saja, aji, sari

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: (( seri peperangan guru anak mudah saji ) OR ( seri belajar berkhasiat sebagai media _ ))~.
• Adding a wildcard symbol may retrieve word variants: (( seri peperangan guru anak mudah saji ) or ( seri belajar berkhasiat sebagai media _ ))*.