Mam wnei di wneud 'o
mam wnei di wneud 'o ?
m a m WORD_BOUNDARY ʊ n əɪ WORD_BOUNDARY d iː WORD_BOUNDARY ʊ n əɨ d WORD_BOUNDARY  oː WORD_BOUNDARY
m a m WORD_BOUNDARY w n e i WORD_BOUNDARY d i WORD_BOUNDARY w n e u d WORD_BOUNDARY ' o WORD_BOUNDARY