son ruedas o es ruedas
se roda o se roda
cop v coord cop v
son ruedas o es ruedas ?
s o n WORD_BOUNDARY r u e ð a s WORD_BOUNDARY o WORD_BOUNDARY e s WORD_BOUNDARY r u e ð a s WORD_BOUNDARY
s o n WORD_BOUNDARY r u e d a s WORD_BOUNDARY o WORD_BOUNDARY e s WORD_BOUNDARY r u e d a s WORD_BOUNDARY