-ol c-- ccc cck ccl cco ccp ckc cko cl- clc clk cll clo clp co- coc cok col coo cop cpc cpk cpl cpo cpp kcc kck kcl kcp kkc kkk kkl kkp kl- klc klo koc kok kol koo kop kpc kpk kpl kpo kpp l-p lcc lck lcl lco lcp lkl lkp llc llk lll llo llp loc lok lol loo lop lpc lpk lpl lpo lpp oc- occ ock ocl oco ocp okc okk okl oko okp olc olk oll olo olp oo- ooc ook ool ooo oop op- opc opk opl opo opp p-p pcc pck pcl pco pcp pkc pkl pko pkp plc plk pll plo plp poc pok pol poo pop ppc ppk ppl ppo ppp