giro[6], gort[6], trog[6], grit[5], roit[5], tiro[5], trio[5], urig[5], gurt[5], trug[5], tour[5],
goi[5], gor[5], roi[4], ort[4], rot[4], tor[4], gur[4], gut[4], out[4],
go[4], ti[2], ui[2], ur[2], tu[2],