Perhaps you should try some spelling variations:
sahabat dunia » sahabat dari, sahabat pena
remaja muslim » remaja masjid
merit remaja » cerita remaja, merah remaja, seri remaja
seri belajar » teori belajar, mari belajar, cara belajar
belajar dan » belajar anak, belajar mata
dan sahabat » para sahabat

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( merit remaja muslim di dunia 4 ) or ( seri belajar dan sahabat dunia edisi ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( merit remaja muslim di dunia 4 ) OR ( seri belajar dan sahabat dunia edisi )).
• Adding a wildcard symbol may retrieve word variants: (( merit remaja muslim di dunia 4 ) or ( seri belajar dan sahabat dunia edisi ))*.