Perhaps you should try some spelling variations:
"pesantren menurut anak" » "pesantren nurul anak", "pesantren menuju anak", "pesantren menurut asas", "pesantren menurut psak"
"pesantren menurut danah" » "pesantren nurul danah", "pesantren menurut dadang", "pesantren menurut sunnah", "pesantren menurut zakiah"
"pengantar tata anak" » "pengantar pada anak", "pengantar baca anak", "pengantar tua anak"

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: (((("pesantren menurut anak") OR ("pesantren menurut danah"))) OR ("pengantar tata anak"))~.
• Removing quotes may allow a broader search: (((( pesantren menurut anak ) or ( pesantren menurut danah ))) or ( pengantar tata anak ))~.
• Adding a wildcard symbol may retrieve word variants: (((("pesantren menurut anak") or ("pesantren menurut danah"))) or ("pengantar tata anak"))*.