Perhaps you should try some spelling variations:
para pengantar » kata pengantar, para pengajar, wiwara pengantar
sejarah bani » sejarah batik, sejarah dan, sejarah nabi
pengantar 1 » pengantar dr, pengantar ke
belajar di » belajar dan
di sejarah » dari sejarah, dini sejarah, dan sejarah
radio per » ratio per
1 radio » di radio, fm radio
bani di » banin di, bayi di, tani di

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: (( bagi para pengantar 1 radio per ) OR ( hasil belajar di sejarah bani di ))~.
• Adding a wildcard symbol may retrieve word variants: (( bagi para pengantar 1 radio per ) or ( hasil belajar di sejarah bani di ))*.