echo[7], heco[7], cewo[5], owce[5], woce[5], cezo[5],
che[6], ech[6], hec[6], hoc[6], och[6], cew[4], cez[4], cze[4], ewo[3], owe[3], ezo[3], zew[3],
eh[4], he[4], ho[4], oh[4], ce[3], co[3], eo[2], ew[2], we[2], ez[2], ze[2], oz[2],
