nett[6], tent[6], tetr[6], tret[6], dren[5], nerd[5], rent[5], tern[5], tren[5],
edt[5], den[4], end[4], der[4], red[4], drr[4], net[4], ten[4], ret[4], ter[4], ner[3], ren[3],
de[3], et[3], te[3], en[2], er[2], re[2],
