edto[6], dero[5], redo[5], erot[5], tero[5],
edt[5], deo[4], ode[4], der[4], red[4], odr[4], ord[4], rod[4], drr[4], eto[4], ret[4], ter[4], ort[4], rot[4], tor[4], ero[3],
de[3], do[3], od[3], et[3], te[3], ot[3], to[3], eo[2], er[2], re[2], or[2], ro[2],