pwy sy 'n neud y swn 'na
pwy sy 'n neud y swn 'na ?
p uɨ WORD_BOUNDARY s ø WORD_BOUNDARY ɛ n WORD_BOUNDARY n əɨ d WORD_BOUNDARY ə WORD_BOUNDARY s ʊ n WORD_BOUNDARY n a WORD_BOUNDARY
p w y WORD_BOUNDARY s y WORD_BOUNDARY ' n WORD_BOUNDARY n e u d WORD_BOUNDARY y WORD_BOUNDARY s w n WORD_BOUNDARY ' n a WORD_BOUNDARY