efom[9], mego[7], omeg[7], home[7], moog[7], homo[7],
efo[7], gem[6], hem[6], mho[6], ohm[6], ego[5], oho[5], omo[4],
ef[6], fe[6], hm[5], eh[4], he[4], go[4], ho[4], oh[4], em[3], me[3], om[3], eo[2],