0102-5473 0102-5473 S0102-54732018000100244 10.5007/2175-795X.2018v36nlp244 Brazil Brazil Brazil 00 03 2018 00 03 2018 36 1 244 269

2 2 17 18 18 189-92 1 5 5 45-61 22 2 2 371-90