ventana puesta ventana
ventana puesta ventana .
β e̞ n t a n a WORD_BOUNDARY p w e̞ s t a WORD_BOUNDARY β e̞ n t a n a WORD_BOUNDARY
v e n t a n a WORD_BOUNDARY p u e s t a WORD_BOUNDARY v e n t a n a WORD_BOUNDARY . WORD_BOUNDARY