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 di » belajar dan
di sejak » mui sejak, sd sejak, di senja

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