Perhaps you should try some spelling variations:
belajar anak » belajar dan
seri belajar » teori belajar, mari belajar, cara belajar
drs anwar » r anwar
ari anwar » feri anwar, al anwar, a.a anwar
sehat dan » sehat dengan
dan dini » dan kini, dan tini, dan dunia
usia di » usia dini, dunia di, mulia 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: (( hasil belajar ((drs anwar) OR (ari anwar)) usia di ) OR ( seri belajar anak sehat dan dini ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( hasil belajar ((drs anwar) OR (ari anwar)) usia di ) or ( seri belajar anak sehat dan dini ))~".
• Adding a wildcard symbol may retrieve word variants: (( hasil belajar ((drs anwar) OR (ari anwar)) usia di ) or ( seri belajar anak sehat dan dini ))*.