echu[9], ucho[9], echo[7], heco[7], wuce[7], uowe[6], cewo[5], owce[5], woce[5],
chu[8], uch[8], che[6], ech[6], hec[6], hoc[6], och[6], ecu[6], cew[4], ewo[3], owe[3],
hu[6], eh[4], he[4], ho[4], oh[4], wu[4], ce[3], co[3], eo[2], ew[2], we[2],
