o iya kereta api ya
o iya kereta api ya ?
o WORD_BOUNDARY  i j a WORD_BOUNDARY k ə r ɛ t a WORD_BOUNDARY  a p i WORD_BOUNDARY j a WORD_BOUNDARY
o WORD_BOUNDARY i y a WORD_BOUNDARY k e r e t a WORD_BOUNDARY a p i WORD_BOUNDARY y a WORD_BOUNDARY