falta una vocal al final
falta una vocal al final .
f a l t a WORD_BOUNDARY u n a WORD_BOUNDARY β o̞ k a l WORD_BOUNDARY a l WORD_BOUNDARY f i n a l WORD_BOUNDARY
f a l t a WORD_BOUNDARY u n a WORD_BOUNDARY v o c a l WORD_BOUNDARY a l WORD_BOUNDARY f i n a l WORD_BOUNDARY . WORD_BOUNDARY