echem[9], hecne[8], endem[7],
dech[8], mech[8], eche[7], hece[7], chen[7], dece[6], emce[6], dnem[6], mend[6], eden[5], enem[5],
che[6], ech[6], hec[6], hem[6], ehe[5], dem[5], hen[5], mee[4], cen[4], cne[4], den[4], end[4], men[4], nem[4],
hm[5], eh[4], he[4], ce[3], de[3], em[3], me[3], ee[2], en[2],
