-ol c-- ccc cce cck ccl cco ccp cct ce- cec cee cek cel ceo cep cet ckc cko ckt cl- clc cle clk cll clo clp clt co- coc coe cok col coo cop cot cpc cpe cpk cpl cpo cpp cpt ctc cte ctk ctl cto ctp ctt ec- ecc ece eck ecl eco ect eec eee eek eel eeo eep eet ekc eke ekl eko ekp ekt elc ele elk ell elo elp elt eo- eoc eoe eok eol eoo eop eot ep- epc epe epl epo epp ept etc ete etk etl eto etp ett k-t kcc kce kck kcl kcp kct ke- kec kee kek kel keo kep ket kkc kke kkk kkl kkp kkt kl- klc klo klt koc koe kok kol koo kop kot kpc kpe kpk kpl kpo kpp kpt ktc kte ktk ktl kto ktp ktt l-p lcc lce lck lcl lco lcp lct lec lee lek lel leo lep let lkl lkp lkt llc lle llk lll llo llp llt loc loe lok lol loo lop lot lpc lpe lpk lpl lpo lpp lpt ltc lte ltk ltl lto ltp ltt oc- occ ock ocl oco ocp oct oec oee oel oeo oep oet okc oke okk okl oko okp olc ole olk oll olo olp olt oo- ooc ook ool ooo oop oot op- opc ope opk opl opo opp opt ot- otc ote otk otl oto otp ott p-p pcc pce pck pcl pco pcp pct pec pee pek pel peo pep pet pkc pke pkl pko pkp pkt plc ple plk pll plo plp plt poc poe pok pol poo pop pot ppc ppe ppk ppl ppo ppp ppt pt- ptc pte ptk ptl pto ptp ptt tcc tce tck tcl tco tcp tct te- tec tee tek tel teo tep tet tkc tke tkk tkl tko tkp tkt tlc tle tlk tll tlo tlp tlt to- toc toe tok tol too top tot tpc tpe tpk tpl tpo tpp tpt ttc tte ttk ttl tto ttp ttt