balwn mae 'o 'di mynd i+lawr do
balwn mae 'o 'di mynd i lawr do ?
b a l ʊ n WORD_BOUNDARY m ɑɨ WORD_BOUNDARY  oː WORD_BOUNDARY d iː WORD_BOUNDARY m ø n d WORD_BOUNDARY ɨ WORD_BOUNDARY l aʊ r WORD_BOUNDARY d oː WORD_BOUNDARY
b a l w n WORD_BOUNDARY m a e WORD_BOUNDARY ' o WORD_BOUNDARY ' d i WORD_BOUNDARY m y n d WORD_BOUNDARY i WORD_BOUNDARY l a w r WORD_BOUNDARY d o WORD_BOUNDARY