Perhaps you should try some spelling variations:
teori belajar » mari belajar
wahdah dunia » wajah dunia, ahmad dunia
belajar dan » belajar anak, belajar mata
dan wahdah » dan kaidah, al wahdah, dan faedah
serat usia » sejak usia, saat usia
dan serat » dan sehat, dan surat, dan berat
dunia di » dunia ii, dunia dari, dunia dan
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 wahdah dunia di ) or ( hasil belajar dan serat usia dini ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( teori belajar dan wahdah dunia di ) OR ( hasil belajar dan serat usia dini )).
• Adding a wildcard symbol may retrieve word variants: (( teori belajar dan wahdah dunia di ) or ( hasil belajar dan serat usia dini ))*.