rener[5], nerze[5],
rzeź[12], fere[8], free[8], frez[8], erze[4],
fee[7], fen[7], nef[7], ref[7], frr[7], fez[7], ner[3], ren[3], zen[3], zer[3],
ef[6], fe[6], ee[2], en[2], er[2], re[2], ez[2], ze[2],
