eche[7], hece[7], chen[7],
fee[7], fen[7], nef[7], fez[7], che[6], ech[6], hec[6], ehe[5], hen[5], cen[4], cne[4], cez[4], cze[4], zen[3],
ef[6], fe[6], eh[4], he[4], ce[3], ee[2], en[2], ez[2], ze[2],
