pasan por un túnel
pasan por un túnel .
p a s a n WORD_BOUNDARY p o̞ ɾ WORD_BOUNDARY u n WORD_BOUNDARY t u n e̞ l WORD_BOUNDARY
p a s a n WORD_BOUNDARY p o r WORD_BOUNDARY u n WORD_BOUNDARY t ú n e l WORD_BOUNDARY . WORD_BOUNDARY