-ol ddd ddk ddl ddn ddo dkk dkl dko dl- dld dlk dll dlo dnd dnk dnl dnn dno dod dok dol don doo kdk kdl kdo kkk kkl kkn kl- kld klo kn- knd knk knl knn kno kod kok kol kon koo ldd ldk ldl ldn ldo lkl lld llk lll lln llo lnd lnk lnl lnn lno lod lok lol lon loo ndd ndk ndl ndn ndo nkk nkn nko nld nlk nll nln nlo nnk nnl nnn nno no- nod nok nol non noo odd odl odn odo okd okk okl oko old olk oll oln olo on- ond onk onl onn ono oo- ood ook ool oon ooo