Perhaps you should try some spelling variations:
merawat balita » merawat bayi, merawat kulit
teori belajar » mari belajar
seri belajar » mari belajar, cara belajar
belajar ipa » belajar cepat, belajar kimia, belajar bijak
ipa sejak » jiwa sejak, cina sejak
dunia ini » dunia ii, dunia bisnis
balita di » balita dan, wanita di, balita 16
dunia di » dunia dari, dunia dan, dunia 4

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( seri belajar ipa sejak ((dunia ini) OR (dunia di)) ) or ( teori belajar dan merawat balita di ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( seri belajar ipa sejak ((dunia ini) OR (dunia di)) ) OR ( teori belajar dan merawat balita di )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( seri belajar ipa sejak ((dunia ini) OR (dunia di)) ) or ( teori belajar dan merawat balita di ))".
• Adding a wildcard symbol may retrieve word variants: (( seri belajar ipa sejak ((dunia ini) OR (dunia di)) ) or ( teori belajar dan merawat balita di ))*.