eche[7], hece[7], cher[7], herc[7], weck[6], hewr[6], erce[5], erek[5], wece[5], krew[5], werk[5],
che[6], ech[6], hec[6], ehe[5], cek[5], her[5], cer[4], ker[4], rek[4], cew[4], wek[4], ewe[3], rew[3], wre[3], wrr[3],
eh[4], he[4], ce[3], ee[2], er[2], re[2], ew[2], we[2],
