pfe[8], ref[7], hem[6], hep[6], her[5], mer[4], rem[4], per[4], rep[4], mew[4], rew[3], wre[3],
ef[6], fe[6], hm[5], eh[4], he[4], em[3], me[3], pe[3], er[2], re[2], ew[2], we[2],
