edier[5], riede[5], derer[5],
eide[4], idee[4], erde[4], rede[4], drei[4], ried[4], eier[4], eire[4], irre[4],
die[3], eid[3], der[3], erd[3], red[3], ree[3], dir[3], ire[3], irr[3],
ei[2], er[2], re[2],
