dech[8], pech[8], help[8], cell[7], dell[7], pled[7],
che[6], ech[6], hec[6], leg[6], hel[6], hep[6], cel[5], cle[5], lec[5], cep[5], lep[5], pel[5], ple[5],
eh[4], he[4], ce[3], de[3], el[3], pe[3],
