Perhaps you should try some spelling variations:
mata ppelajaran » mata pelajaran, mata pelajarah, mata pelajran
lembaga negara » lembaran negara, berbagai negara
ppelajaran di » pelajaran di, pembelajaran di, pelajaran dari
seri belajar » teori belajar, mari belajar, cara belajar
belajar di » belajar dan
era dunia » emas dunia, a dunia, dua dunia
negara 1 » negara di, negara ri

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( mata ppelajaran di lembaga negara 1 ) or ( seri belajar di era dunia 4 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( mata ppelajaran di lembaga negara 1 ) OR ( seri belajar di era dunia 4 ))*.