grup[9], purg[9], gorg[8], grog[8], popu[8], pupo[8], rogu[8], rugo[8], poru[7],
pup[7], gur[7], rug[7], opu[6], pop[5], gro[5], ogr[5], oru[5], por[4], pro[4], rop[4],
gu[6], go[4], op[3], po[3], or[2], ro[2],