a ver empeza por a
a ver empeza por a !
a WORD_BOUNDARY β e̞ ɾ WORD_BOUNDARY e̞ m p e̞ s a WORD_BOUNDARY p o̞ ɾ WORD_BOUNDARY a WORD_BOUNDARY
a WORD_BOUNDARY v e r WORD_BOUNDARY e m p e z a WORD_BOUNDARY p o r WORD_BOUNDARY a WORD_BOUNDARY ! WORD_BOUNDARY