refy[9], fory[9], orfy[9], fere[8], free[8], efor[8], oere[4],
efy[8], fee[7], efo[7], ref[7], for[7], orf[7], frr[7], ery[4], ero[3],
ef[6], fe[6], ee[2], eo[2], er[2], re[2], or[2], ro[2],
