Perhaps you should try some spelling variations:
"pengajaran menurut anak" » "mengajar menurut anak", "pembelajaran menurut anak", "pengetahuan menurut anak", "pengajaran menurut danah", "pengajaran menuju anak", "pengajaran menurut asas"
"pengatar bisnis anak" » "pengantar bisnis anak", "mengajar bisnis anak", "pengajaran bisnis anak", "pengatar bisnis aneka", "pengatar bisnis ala", "pengatar bisnis anda"
"pengantar bagi anak" » "pengantar tata anak", "pengantar bisnis anak", "pengantar kajian anak"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("pengajaran menurut anak") or ((("pengantar bagi anak") or ("pengatar bisnis anak"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("pengajaran menurut anak") OR ((("pengantar bagi anak") OR ("pengatar bisnis anak")))).
• Removing quotes may allow a broader search: (( pengajaran menurut anak ) or ((( pengantar bagi anak ) or ( pengatar bisnis anak )))).
• Adding a wildcard symbol may retrieve word variants: (("pengajaran menurut anak") or ((("pengantar bagi anak") or ("pengatar bisnis anak"))))*.