cech[8], chce[8], dech[8], mech[8], pech[8], help[8], pled[7],
che[6], ech[6], hec[6], hel[6], hem[6], hep[6], cel[5], cle[5], lec[5], dem[5], mel[5], cep[5], lep[5], pel[5], ple[5],
hm[5], eh[4], he[4], ce[3], de[3], el[3], em[3], me[3], pe[3],
