Perhaps you should try some spelling variations:
revolusi belum » revolusi belajar
belajar angka » belajar anak, belajar antara, belajar yang
era revolusi » masa revolusi, dan revolusi, bendera revolusi
belum ilmiah » buku ilmiah
ilmiah salam » ilmiah dalam, islamiah dalam, ilmiah anak
angka dan » langka dan, nangka dan, rangka dan
dan dunia » di dunia
salam di » kalam di, alam di, salat di
dunia ii » dunia di, dunia 4, dunia 1

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: (( era revolusi belum ilmiah salam di ) OR ( hasil belajar angka dan dunia ii ))~.
• Adding a wildcard symbol may retrieve word variants: (( era revolusi belum ilmiah salam di ) or ( hasil belajar angka dan dunia ii ))*.