Perhaps you should try some spelling variations:
mari belajar » hasil belajar
belajar rasa » belajar bahsa, belajar bhasa, belajar dasar
layanan anak » jajanan anak, karangan anak, bacaan anak
layanan pra » layanan prima
rasa aman » rana amani, cara aman, rasa ayam
dan dara » dan udara, dan darah, dan darda
dt dr » dr dr

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( mari belajar rasa aman dt dr ) or ( badan ((layanan pra) OR (layanan anak)) sejarah dan dara ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( mari belajar rasa aman dt dr ) OR ( badan ((layanan pra) OR (layanan anak)) sejarah dan dara ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( mari belajar rasa aman dt dr ) or ( badan ((layanan pra) OR (layanan anak)) sejarah dan dara ))*".