-ol c-- ccc cce cck ccl cco ccp ccs cct ce- cec cee cek cel ceo cep ces cet ckc cko cks ckt cl- clc cle clk cll clo clp cls clt co- coc coe cok col coo cop cos cot cpc cpe cpk cpl cpo cpp cps cpt csc cse csk csl cso csp css cst ctc cte ctk ctl cto ctp cts ctt ec- ecc ece eck ecl eco ecs ect eec eee eek eel eeo eep ees eet ekc eke ekl eko ekp eks ekt elc ele elk ell elo elp els elt eo- eoc eoe eok eol eoo eop eos eot ep- epc epe epl epo epp eps ept es- esc ese esk esl eso esp ess est etc ete etk etl eto etp ets ett k-t kcc kce kck kcl kcp kcs kct ke- kec kee kek kel keo kep kes ket kkc kke kkk kkl kkp kks kkt kl- klc klo kls klt koc koe kok kol koo kop kos kot kpc kpe kpk kpl kpo kpp kps kpt ksc kse ksk ksl kso ksp kss kst ktc kte ktk ktl kto ktp kts ktt l-p lcc lce lck lcl lco lcp lcs lct lec lee lek lel leo lep les let lkl lkp lks lkt llc lle llk lll llo llp lls llt loc loe lok lol loo lop los lot lpc lpe lpk lpl lpo lpp lps lpt lsc lse lsk lsl lso lsp lss lst ltc lte ltk ltl lto ltp lts ltt oc- occ ock ocl oco ocp ocs oct oec oee oel oeo oep oes oet okc oke okk okl oko okp oks olc ole olk oll olo olp ols olt oo- ooc ook ool ooo oop oos oot op- opc ope opk opl opo opp ops opt os- osc ose osk osl oso osp oss ost ot- otc ote otk otl oto otp ots ott p-p pcc pce pck pcl pco pcp pcs pct pec pee pek pel peo pep pes pet pkc pke pkl pko pkp pks pkt plc ple plk pll plo plp pls plt poc poe pok pol poo pop pos pot ppc ppe ppk ppl ppo ppp pps ppt ps- psc pse psk psl pso psp pss pst pt- ptc pte ptk ptl pto ptp pts ptt scc sce sck scl sco scp scs sct se- sec see sek sel seo sep ses set sk- skc ske skk skl sko skp sks skt slc sle slk sll slo slp sls slt soc soe sok sol soo sop sos sot spc spe spk spl spo spp sps spt ss- ssc sse ssk ssl sso ssp sss sst stc ste stk stl sto stp sts stt tcc tce tck tcl tco tcp tcs tct te- tec tee tek tel teo tep tes tet tkc tke tkk tkl tko tkp tks tkt tlc tle tlk tll tlo tlp tls tlt to- toc toe tok tol too top tos tot tpc tpe tpk tpl tpo tpp tps tpt tsc tse tsk tsl tso tsp tss tst ttc tte ttk ttl tto ttp tts ttt