a pipipílla a pipipílla
a pipipílla a pipipílla .
a WORD_BOUNDARY p i p i p i ʝ a WORD_BOUNDARY a WORD_BOUNDARY p i p i p i ʝ a WORD_BOUNDARY
a WORD_BOUNDARY p i p i p í l l a WORD_BOUNDARY a WORD_BOUNDARY p i p i p í l l a WORD_BOUNDARY . WORD_BOUNDARY