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betul betul betul betul .
b ə t u l WORD_BOUNDARY b ə t u l WORD_BOUNDARY b ə t u l WORD_BOUNDARY b ə t u l WORD_BOUNDARY
b e t u l WORD_BOUNDARY b e t u l WORD_BOUNDARY b e t u l WORD_BOUNDARY b e t u l WORD_BOUNDARY . WORD_BOUNDARY