Perhaps you should try some spelling variations:
teori belajar » mari belajar
belajar dan » belajar anak, belajar mata
dan wajah » dan ijah, di wajah, dua wajah
dan wakaf » dan wakil, dan bakat
saat usia » saat manusia
dunia di » dunia ii, dunia dari, dunia dan
dan saat » dan sehat, dan sakit, dan salam
dini » ini, diri

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

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