mynd ar y ystol mawr
mynd ar y ystol mawr .
m ø n d WORD_BOUNDARY  a r WORD_BOUNDARY ə WORD_BOUNDARY ʌ s t ɔ l WORD_BOUNDARY m aʊ r WORD_BOUNDARY
m y n d WORD_BOUNDARY a r WORD_BOUNDARY y WORD_BOUNDARY y s t o l WORD_BOUNDARY m a w r WORD_BOUNDARY