ferie[9], refie[9], fezie[9], zefir[9],
efie[8], fere[8], free[8], efir[8], frez[8], ezie[4], erze[4],
fee[7], ref[7], fez[7], rei[3], zer[3],
ef[6], fe[6], fi[6], ee[2], er[2], re[2], ez[2], ze[2],
