barba cae suelo
barba cae sole
v imp v
barba cae suelo .
β a ɾ β a WORD_BOUNDARY k a e̞ WORD_BOUNDARY s w e̞ l o̞ WORD_BOUNDARY
b a r b a WORD_BOUNDARY c a e WORD_BOUNDARY s u e l o WORD_BOUNDARY . WORD_BOUNDARY