-ol c-- ccc cce ccl cco ccp ccs cct ce- cec cee cel ceo cep ces cet cl- clc cle cll clo clp cls clt co- coc coe col coo cop cos cot cpc cpe cpl cpo cpp cps cpt csc cse csl cso csp css cst ctc cte ctl cto ctp cts ctt ec- ecc ece ecl eco ecs ect eec eee eel eeo eep ees eet elc ele ell elo elp els elt eo- eoc eoe eol eoo eop eos eot ep- epc epe epl epo epp eps ept es- esc ese esl eso esp ess est etc ete etl eto etp ets ett l-p lcc lce lcl lco lcp lcs lct lec lee lel leo lep les let llc lle lll llo llp lls llt loc loe lol loo lop los lot lpc lpe lpl lpo lpp lps lpt lsc lse lsl lso lsp lss lst ltc lte ltl lto ltp lts ltt oc- occ ocl oco ocp ocs oct oec oee oel oeo oep oes oet olc ole oll olo olp ols olt oo- ooc ool ooo oop oos oot op- opc ope opl opo opp ops opt os- osc ose osl oso osp oss ost ot- otc ote otl oto otp ots ott p-p pcc pce pcl pco pcp pcs pct pec pee pel peo pep pes pet plc ple pll plo plp pls plt poc poe pol poo pop pos pot ppc ppe ppl ppo ppp pps ppt ps- psc pse psl pso psp pss pst pt- ptc pte ptl pto ptp pts ptt scc sce scl sco scp scs sct se- sec see sel seo sep ses set slc sle sll slo slp sls slt soc soe sol soo sop sos sot spc spe spl spo spp sps spt ss- ssc sse ssl sso ssp sss sst stc ste stl sto stp sts stt tcc tce tcl tco tcp tcs tct te- tec tee tel teo tep tes tet tlc tle tll tlo tlp tls tlt to- toc toe tol too top tos tot tpc tpe tpl tpo tpp tps tpt tsc tse tsl tso tsp tss tst ttc tte ttl tto ttp tts ttt