Perhaps you should try some spelling variations:
kajian pendapat » kajian pendekatan, kajian pengantar
pendapat raja » pendapat para, pendapat ulama, pendapat abu
mari belajar » hasil belajar
belajar golf » belajar al, belajar arif, belajar bela
raja ratu » rata rata, raja raja
ratu anak » waktu anak, aku anak, lagu anak

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: (( mari belajar golf karya dan ix ) OR ( kajian pendapat raja ratu anak di ))~.
• Adding a wildcard symbol may retrieve word variants: (( mari belajar golf karya dan ix ) or ( kajian pendapat raja ratu anak di ))*.