a koko wa pinku da
a koko wa pinku da .
a WORD_BOUNDARY k o k o WORD_BOUNDARY w a WORD_BOUNDARY p i n k ɯ WORD_BOUNDARY d a WORD_BOUNDARY
a WORD_BOUNDARY k o k o WORD_BOUNDARY w a WORD_BOUNDARY p i n k u WORD_BOUNDARY d a WORD_BOUNDARY