Perhaps you should try some spelling variations:
belas langkah » belajar langkah, bahasa langkah, jejak langkah
islam dakwah » dalam dakwah, islam dakam, islam dalam
langkah anak » langkah bapak, langkah awal, langkah pak
teori besar » teori belah, teori dasar, teori belajar
hasil belas » hasil belajar
dunia ii » dunia 4, dunia 1, dunia 2
dunia di » dunia dari, dunia dan, dunia 4

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: (( teori besar islam dakwah islam di ) OR ( hasil belas langkah anak ((dunia ii) OR (dunia di)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( teori besar islam dakwah islam di ) or ( hasil belas langkah anak ((dunia ii) OR (dunia di)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( teori besar islam dakwah islam di ) or ( hasil belas langkah anak ((dunia ii) OR (dunia di)) ))*.