Perhaps you should try some spelling variations:
"mari belajar dalam senam usia dini" » "mari belajar dan senam usia dini", "mari belajar dari senam usia dini", "mari belajar al senam usia dini", "hasil belajar dalam senam usia dini", "mari belajar dalam sejak usia dini"
"ayo belajar anak berat dina irana" » "ayo belajar dan berat dina irana", "ayo belajar anak berhati dina irana", "ayo belajar anak surat dina irana", "ayo belajar alat berat dina irana", "ayo belajar anak berat dan irana", "ayo belajar anak berat dina riana", "ayo belajar anak berat dina rina", "ayo belajar anak berat dina indriana"

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• Performing a fuzzy search may retrieve terms with similar spellings: (("mari belajar dalam senam usia dini") or ("ayo belajar anak berat dina irana"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("mari belajar dalam senam usia dini") OR ("ayo belajar anak berat dina irana")).
• Removing quotes may allow a broader search: (( mari belajar dalam senam usia dini ) or ( ayo belajar anak berat dina irana )).
• Adding a wildcard symbol may retrieve word variants: (("mari belajar dalam senam usia dini") or ("ayo belajar anak berat dina irana"))*.