o'dd 'o 'n cysgu hefo chdi
o'dd 'o 'n cysgu hefo chdi ?
oː ð WORD_BOUNDARY  oː WORD_BOUNDARY ɛ n WORD_BOUNDARY k ʌ s ɡ ø WORD_BOUNDARY h eː v ɔ WORD_BOUNDARY x d iː WORD_BOUNDARY
o ' d d WORD_BOUNDARY ' o WORD_BOUNDARY ' n WORD_BOUNDARY c y s g u WORD_BOUNDARY h e f o WORD_BOUNDARY c h d i WORD_BOUNDARY