hobo[8], obco[7], dobo[7], soch[7], codo[6], boso[6], sodo[5],
cob[6], bod[6], hoc[6], och[6], cod[5], doc[5], oho[5], odo[4], soc[4], oso[3],
bo[4], ho[4], oh[4], co[3], do[3], od[3], os[2],
