echo[7], heco[7], soch[7], host[7], ocet[6], etos[5], oset[5], seto[5], stoo[5],
che[6], ech[6], hec[6], hoc[6], och[6], het[6], hot[6], oho[5], hes[5], ces[4], soc[4], eto[4], oto[4], set[4], sto[4], oso[3],
eh[4], he[4], ho[4], oh[4], ce[3], co[3], et[3], te[3], ot[3], to[3], ts[3], eo[2], es[2], se[2], os[2],
