mech[8], pech[8], help[8], spec[6], psem[6], spem[6],
che[6], ech[6], hec[6], hel[6], hem[6], hep[6], cel[5], cle[5], lec[5], mel[5], cep[5], lep[5], pel[5], ple[5], hes[5], ces[4], mes[4], sem[4], sep[4],
hm[5], eh[4], he[4], ce[3], el[3], em[3], me[3], pe[3], es[2], se[2],
