espera espera espera
espera espera espera .
ʃ p ɛ ɾ ɐ WORD_BOUNDARY ʃ p ɛ ɾ ɐ WORD_BOUNDARY ʃ p ɛ ɾ ɐ WORD_BOUNDARY
e s p e r a WORD_BOUNDARY e s p e r a WORD_BOUNDARY e s p e r a WORD_BOUNDARY . WORD_BOUNDARY