Perhaps you should try some spelling variations:
belajar akar » belajar dasar, belajar anak, belajar aku
akar sejarah » dasar sejarah, anak sejarah, war sejarah
belajar bagi » belajar dari, belajar baca, belajar mata
ayo belajar » mari belajar
dunia ii » dunia 4, dunia 1, dunia 2
dunia di » dunia dari, dunia dan, dunia 4

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: (( ayo belajar akar sejarah dan al ) OR ( hasil belajar bagi anak ((dunia ii) OR (dunia di)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ayo belajar akar sejarah dan al ) or ( hasil belajar bagi anak ((dunia ii) OR (dunia di)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( ayo belajar akar sejarah dan al ) or ( hasil belajar bagi anak ((dunia ii) OR (dunia di)) ))*.