Perhaps you should try some spelling variations:
kitab pelajaran » kitab peladjaran, mata pelajaran, jawab pelajaran
kajian sosial » keadilan sosial, jaminan sosial
seri belajar » teori belajar, mari belajar, cara belajar
ujian sosial » ujian soal, dan sosial, jiwa sosial
belajar hal » belajar al, belajar gaul, belajar dan
atas usia » batas usia, atas dunia, atas sma
hal atas » hak atas, al attas
usia 4 » usia 3

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: (( seri belajar hal atas usia 4 ) OR ( kitab pelajaran ((ujian sosial) OR (kajian sosial)) di _ ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( seri belajar hal atas usia 4 ) or ( kitab pelajaran ((ujian sosial) OR (kajian sosial)) di _ ))~".
• Adding a wildcard symbol may retrieve word variants: (( seri belajar hal atas usia 4 ) or ( kitab pelajaran ((ujian sosial) OR (kajian sosial)) di _ ))*.