cham[8], mach[8], mech[8], echa[7], heca[7], echo[7], heco[7], haom[7], ohma[7], home[7], homo[7], mace[6], maco[6], moce[6],
ach[6], cha[6], che[6], ech[6], hec[6], hem[6], hoc[6], och[6], mho[6], ohm[6], mac[5], hao[5], com[5], moc[5], oho[5], moa[4], oma[4], omo[4],
hm[5], ha[4], eh[4], he[4], ho[4], oh[4], ce[3], ma[3], em[3], me[3], co[3], om[3], eo[2],