mech[8], pech[8], them[8], chen[7], temp[7], cent[6], cetn[6],
che[6], ech[6], hec[6], hem[6], hep[6], het[6], hen[5], cep[5], met[5], pet[5], cen[4], cne[4], men[4], nem[4], nep[4], pen[4], net[4], ten[4],
hm[5], eh[4], he[4], ce[3], em[3], me[3], pe[3], et[3], te[3], en[2],
