dych[9], dech[8], hecy[8], cedi[6], idei[5],
hyc[7], che[6], ech[6], hec[6], chi[6], ich[6], cyi[5], idy[5], cie[4],
eh[4], he[4], hi[4], ce[3], de[3], ci[3], id[3], ii[2],
