efedr[10], refem[10], smerf[10], smerd[7], deser[6], seder[6], serem[6],
efem[9], ferm[9], fere[8], free[8], sfer[8], derm[6], erem[5], esem[5], dres[5], eser[4],
fee[7], ref[7], fes[7], dem[5], mee[4], der[4], red[4], mer[4], rem[4], des[4], mes[4], sem[4], ser[3],
ef[6], fe[6], de[3], em[3], me[3], ee[2], er[2], re[2], es[2], se[2],
