hobo[8], obco[7], kobo[7], obok[7], soch[7], boks[7], boso[6], koso[5], osok[5],
cob[6], hoc[6], och[6], bok[6], koc[5], oho[5], oko[4], soc[4], kos[4], sok[4], oso[3],
bo[4], ho[4], oh[4], co[3], ko[3], ok[3], os[2],
