o'dd cacen penblwydd 'na
o'dd cacen penblwydd 'na ?
oː ð WORD_BOUNDARY k a k ɛ n WORD_BOUNDARY p ɛ n b l uɨ ð WORD_BOUNDARY n a WORD_BOUNDARY
o ' d d WORD_BOUNDARY c a c e n WORD_BOUNDARY p e n b l w y d d WORD_BOUNDARY ' n a WORD_BOUNDARY