nerce[6], cerze[6], rzece[6], zecer[6], nerze[5],
rzeź[12], erce[5], rzec[5], erze[4],
cen[4], cne[4], cer[4], cez[4], cze[4], ner[3], ren[3], zen[3], zer[3],
ce[3], ee[2], en[2], er[2], re[2], ez[2], ze[2],
