to oso eso to oso
to oso eso to oso .
t o̞ WORD_BOUNDARY o̞ s o̞ WORD_BOUNDARY e̞ s o̞ WORD_BOUNDARY t o̞ WORD_BOUNDARY o̞ s o̞ WORD_BOUNDARY
t o WORD_BOUNDARY o s o WORD_BOUNDARY e s o WORD_BOUNDARY t o WORD_BOUNDARY o s o WORD_BOUNDARY . WORD_BOUNDARY