fenem[10], nefem[10], refem[10], mener[6], renem[6],
efem[9], ferm[9], fere[8], free[8], enem[5], erem[5],
fee[7], fen[7], nef[7], ref[7], mee[4], men[4], nem[4], mer[4], rem[4], ner[3], ren[3],
ef[6], fe[6], em[3], me[3], ee[2], en[2], er[2], re[2],
