-ol c-- ccc cck ccl ccn cco ccp cct ckc cko ckt cl- clc clk cll cln clo clp clt cn- cnc cnl cnn cno cnp cnt co- coc cok col con coo cop cot cpc cpk cpl cpn cpo cpp cpt ctc ctk ctl ctn cto ctp ctt k-t kcc kck kcl kcn kcp kct kkc kkk kkl kkn kkp kkt kl- klc klo klt kn- knc knk knl knn kno knp knt koc kok kol kon koo kop kot kpc kpk kpl kpn kpo kpp kpt ktc ktk ktl ktn kto ktp ktt l-p lcc lck lcl lcn lco lcp lct lkl lkp lkt llc llk lll lln llo llp llt lnc lnk lnl lnn lno lnp lnt loc lok lol lon loo lop lot lpc lpk lpl lpn lpo lpp lpt ltc ltk ltl lto ltp ltt ncc nck ncl ncn nco ncp nct nkc nkk nkn nko nkp nkt nlc nlk nll nln nlo nlp nlt nnc nnk nnl nnn nno nnp nnt no- noc nok nol non noo nop not npc npl npn npo npp npt ntc ntk ntn nto ntp ntt oc- occ ock ocl ocn oco ocp oct okc okk okl oko okp olc olk oll oln olo olp olt on- onc onk onl onn ono onp ont oo- ooc ook ool oon ooo oop oot op- opc opk opl opn opo opp opt ot- otc otk otl otn oto otp ott p-p pcc pck pcl pcn pco pcp pct pkc pkl pkn pko pkp pkt plc plk pll pln plo plp plt pn- pnc pnk pnl pnn pno pnp pnt poc pok pol pon poo pop pot ppc ppk ppl ppn ppo ppp ppt pt- ptc ptk ptl ptn pto ptp ptt tcc tck tcl tcn tco tcp tct tkc tkk tkl tko tkp tkt tlc tlk tll tln tlo tlp tlt tnc tnk tnl tnn tno tnp tnt to- toc tok tol ton too top tot tpc tpk tpl tpn tpo tpp tpt ttc ttk ttl ttn tto ttp ttt