Perhaps you should try some spelling variations:
teori belajar » mari belajar
belajar akar » belajar dasar, belajar aku, belajar aba
akar sejarah » anak sejarah, war sejarah, ajaran sejarah
belajar anak » belajar dan
anak dunia » bank dunia
atsar di » atsar ii, atsar iii, natsir di
dunia di » dunia dari, dunia dan, dunia 4
atsar i » atsar ii, atsar iv, atsar v

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