-ol k-t kkk kkl kkn kkt kl- klo klt kn- knk knl knn kno knt kok kol kon koo kot ktk ktl ktn kto ktt lkl lkt llk lll lln llo llt lnk lnl lnn lno lnt lok lol lon loo lot ltk ltl lto ltt nkk nkn nko nkt nlk nll nln nlo nlt nnk nnl nnn nno nnt no- nok nol non noo not ntk ntn nto ntt okk okl oko olk oll oln olo olt on- onk onl onn ono ont oo- ook ool oon ooo oot ot- otk otl otn oto ott tkk tkl tko tkt tlk tll tln tlo tlt tnk tnl tnn tno tnt to- tok tol ton too tot ttk ttl ttn tto ttt