Perhaps you should try some spelling variations:
seri belajar » teori belajar, mari belajar, cara belajar
belajar anak » belajar dan
anak takaran » dalam takaran, anak jalanan, anak teladan
takaran usia » tahapan usia, takaran islam
belajar al » belajar dan, belajar di, belajar mata
al sejak » sd sejak
usia di » usia dini, dunia di, mulia di

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 belajar anak takaran usia di ) OR ( dalam belajar al sejak usia di ))~.
• Adding a wildcard symbol may retrieve word variants: (( seri belajar anak takaran usia di ) or ( dalam belajar al sejak usia di ))*.