yo a casa vengo
yo a casa veni
pro:sub prepart n v
yo a casa vengo .
i o̞ WORD_BOUNDARY a WORD_BOUNDARY k a s a WORD_BOUNDARY β e̞ n ɡ o̞ WORD_BOUNDARY
y o WORD_BOUNDARY a WORD_BOUNDARY c a s a WORD_BOUNDARY v e n g o WORD_BOUNDARY . WORD_BOUNDARY