van a buscar una casa
van a buscar una casa .
β a n WORD_BOUNDARY a WORD_BOUNDARY β u s k a ɾ WORD_BOUNDARY u n a WORD_BOUNDARY k a s a WORD_BOUNDARY
v a n WORD_BOUNDARY a WORD_BOUNDARY b u s c a r WORD_BOUNDARY u n a WORD_BOUNDARY c a s a WORD_BOUNDARY . WORD_BOUNDARY