el osito va detrás
el oso i detrás
det:art n v adv
el osito va detrás .
e l WORD_BOUNDARY o s i t o WORD_BOUNDARY β a WORD_BOUNDARY ð e t ɾ a s WORD_BOUNDARY
e l WORD_BOUNDARY o s i t o WORD_BOUNDARY v a WORD_BOUNDARY d e t r á s WORD_BOUNDARY