ti 'n mynd ar+ben ceffyl
ti 'n mynd ar ben ceffyl ?
t iː WORD_BOUNDARY ɛ n WORD_BOUNDARY m ø n d WORD_BOUNDARY  a r WORD_BOUNDARY b ɛ n WORD_BOUNDARY k eː f ø l WORD_BOUNDARY
t i WORD_BOUNDARY ' n WORD_BOUNDARY m y n d WORD_BOUNDARY a r WORD_BOUNDARY b e n WORD_BOUNDARY c e f f y l WORD_BOUNDARY