es una peca util no
es una peca util no ?
ɛ s WORD_BOUNDARY u n ɐ WORD_BOUNDARY p ɛ k ɐ WORD_BOUNDARY ʊ t i l WORD_BOUNDARY n o WORD_BOUNDARY
e s WORD_BOUNDARY u n a WORD_BOUNDARY p e c a WORD_BOUNDARY u t i l WORD_BOUNDARY n o WORD_BOUNDARY