rener[5], nerze[5], norze[5], rezon[5],
oere[4], nero[4], orne[4], noez[4], ozen[4], erze[4], orze[4], zero[4],
eon[3], one[3], ner[3], ren[3], ero[3], nor[3], zen[3], ezo[3], zon[3], zer[3], orz[3],
ee[2], en[2], eo[2], no[2], on[2], er[2], re[2], or[2], ro[2], ez[2], ze[2], oz[2],
