heweo[7], howee[7],
eche[7], hece[7], echo[7], heco[7], wece[5], cewo[5], owce[5], woce[5],
che[6], ech[6], hec[6], hoc[6], och[6], ehe[5], cew[4], ewe[3], ewo[3], owe[3],
eh[4], he[4], ho[4], oh[4], ce[3], co[3], ee[2], eo[2], ew[2], we[2],
