-ol c-- ccc cck ccl cco ccu ccv ckc cko cl- clc clk cll clo clu clv co- coc cok col coo cou cov cuc cuk cul cuo cuu cuv cvc cvk cvl cvo cvu cvv kcc kck kcl kcu kkc kkk kkl kku kkv kl- klc klo klu klv koc kok kol koo kou kuc kuk kul kuu kvk kvo kvv lcc lck lcl lco lcu lcv lkl llc llk lll llo llu llv loc lok lol loo lou lov luc luk lul luo luu luv lvc lvl lvv oc- occ ock ocl oco ocu ocv okc okk okl oko oku olc olk oll olo olu oo- ooc ook ool ooo oov ou- ouc ouk oul ouo ov- ovc ovl ovo ovv ucc uck ucl uco ucu ucv ukc ukk ukl uku ulc ulk ull ulo ulu ulv uoc uok uol uoo uuc uuu uvc uvl uvo uvu uvv vcc vcl vco vcu vl- vlc vlk vll vlo vlv voc vok vol voo vou vov vuk vul vuv vvc vvo vvv