lept[7], pelt[7], lepr[6], perl[6], lent[6], tlen[6], trel[6], pert[6], trep[6], nerp[5], rent[5], tern[5], tren[5],
lep[5], pel[5], ple[5], tle[5], pet[5], len[4], nep[4], pen[4], per[4], rep[4], net[4], ten[4], ret[4], ter[4], ner[3], ren[3],
el[3], pe[3], et[3], te[3], en[2], er[2], re[2],
