hecy[8], chyr[8], cher[7], herc[7], hery[7], cery[6],
cyg[7], hyc[7], che[6], ech[6], hec[6], gry[6], ryg[6], hyr[6], erg[5], her[5], cer[4], ery[4],
eh[4], he[4], ce[3], er[2], re[2],