Perhaps you should try some spelling variations:
mari belajar » hasil belajar
belajar data » belajar mata, belajar tata, belajar kata
anak badung » anak kandung, anak agung, anak burung
dan dunia » di dunia
data dan » kata dan, fakta dan, cita dan
mulia di » dunia di
dunia 1 » dunia 4
usia di » usia dini, dunia 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: (( ayo belajar data dan dunia 1 ) OR ( mari belajar anak badung ((usia di) OR (mulia di)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ayo belajar data dan dunia 1 ) or ( mari belajar anak badung ((usia di) OR (mulia di)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( ayo belajar data dan dunia 1 ) or ( mari belajar anak badung ((usia di) OR (mulia di)) ))*.