-ol c-- ccc cce cch ccl cco ccp ccs ce- cec cee ceh cel ceo cep ces ch- chc che chh chl cho chp chs cl- clc cle clh cll clo clp cls co- coc coe coh col coo cop cos cpc cpe cph cpl cpo cpp cps csc cse csh csl cso csp css ec- ecc ece ech ecl eco ecs eec eee eel eeo eep ees ehc ehe ehh ehl eho ehp ehs elc ele elh ell elo elp els eo- eoc eoe eoh eol eoo eop eos ep- epc epe eph epl epo epp eps es- esc ese esh esl eso esp ess hcc hce hch hcl hco hcp hcs he- hec hee heh hel heo hep hes hhc hhe hhh hhl hho hhp hhs hlc hle hlh hll hlo hlp hls hoc hoe hoh hol hoo hop hos hpc hpe hph hpl hpo hpp hps hsc hse hsh hsl hsp hss l-p lcc lce lch lcl lco lcp lcs lec lee leh lel leo lep les lhc lhh lho lhp lhs llc lle lll llo llp lls loc loe loh lol loo lop los lpc lpe lph lpl lpo lpp lps lsc lse lsh lsl lso lsp lss oc- occ och ocl oco ocp ocs oec oee oeh oel oeo oep oes ohc ohe ohh ohl oho ohp ohs olc ole oll olo olp ols oo- ooc ooh ool ooo oop oos op- opc ope oph opl opo opp ops os- osc ose osh osl oso osp oss p-p pcc pce pch pcl pco pcp pcs pec pee peh pel peo pep pes phc phe phl pho php phs plc ple plh pll plo plp pls poc poe poh pol poo pop pos ppc ppe pph ppl ppo ppp pps ps- psc pse psh psl pso psp pss scc sce sch scl sco scp scs se- sec see seh sel seo sep ses sh- shc she shh shl sho shp shs slc sle slh sll slo slp sls soc soe soh sol soo sop sos spc spe sph spl spo spp sps ss- ssc sse ssh ssl sso ssp sss