foce[9], cech[8], chce[8], echo[7], heco[7], cewo[5], owce[5], woce[5],
efo[7], che[6], ech[6], hec[6], hoc[6], och[6], cew[4], ewo[3], owe[3],
ef[6], fe[6], eh[4], he[4], ho[4], oh[4], ce[3], co[3], eo[2], ew[2], we[2],
