refy[9], frys[9], fere[8], free[8], sfer[8], sery[5], eser[4], eses[4], sers[4],
efy[8], syf[8], fee[7], ref[7], fes[7], ery[4], esy[4], rys[4], ser[3],
ef[6], fe[6], ee[2], er[2], re[2], es[2], se[2],
