Perhaps you should try some spelling variations:
anak berbakti » anak berbakat
berbakti cara » berbagai cara, berbakti pada, berbagai acara
belajar hasan » belajar harian, belajar bhasa, belajar dasar
seri belajar » teori belajar, mari belajar, cara belajar
hasan ali » hasan al
ali dunia » api dunia, dari dunia, bagi dunia

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: (( hasil belajar anak berbakti cara 2 ) OR ( seri belajar hasan ali dunia dan ))~.
• Adding a wildcard symbol may retrieve word variants: (( hasil belajar anak berbakti cara 2 ) or ( seri belajar hasan ali dunia dan ))*.