y a mí me duele la cabeza
y a mí me duele la cabeza .
i WORD_BOUNDARY a WORD_BOUNDARY m i WORD_BOUNDARY m e̞ WORD_BOUNDARY d w e̞ l e̞ WORD_BOUNDARY l a WORD_BOUNDARY k a β e̞ s a WORD_BOUNDARY
y WORD_BOUNDARY a WORD_BOUNDARY m í WORD_BOUNDARY m e WORD_BOUNDARY d u e l e WORD_BOUNDARY l a WORD_BOUNDARY c a b e z a WORD_BOUNDARY . WORD_BOUNDARY