Perhaps you should try some spelling variations:
kesehatan upaya » kesehatan pada, kesehatan usia, kesehatan bayi
upaya mengubah » upaya mencegah
mari belajar » hasil belajar
belajar 1 » belajar 12, belajar 9, belajar di
1 serta » 1 peserta, 1 serial, 28 serta
asas di » atas di, asad di, asam di
asap » asep, asal, asa

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: (( mari belajar 1 serta ((asas di) OR (asap di)) ) OR ( 1 kesehatan upaya mengubah dunia dan ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( mari belajar 1 serta ((asas di) OR (asap di)) ) or ( 1 kesehatan upaya mengubah dunia dan ))~".
• Adding a wildcard symbol may retrieve word variants: (( mari belajar 1 serta ((asas di) OR (asap di)) ) or ( 1 kesehatan upaya mengubah dunia dan ))*.