-ol c-- ccc cce cch ccl cco ccp ce- cec cee ceh cel ceo cep ch- chc che chh chl cho chp cl- clc cle clh cll clo clp co- coc coe coh col coo cop cpc cpe cph cpl cpo cpp ec- ecc ece ech ecl eco eec eee eel eeo eep ehc ehe ehh ehl eho ehp elc ele elh ell elo elp eo- eoc eoe eoh eol eoo eop ep- epc epe eph epl epo epp hcc hce hch hcl hco hcp he- hec hee heh hel heo hep hhc hhe hhh hhl hho hhp hlc hle hlh hll hlo hlp hoc hoe hoh hol hoo hop hpc hpe hph hpl hpo hpp l-p lcc lce lch lcl lco lcp lec lee leh lel leo lep lhc lhh lho lhp llc lle lll llo llp loc loe loh lol loo lop lpc lpe lph lpl lpo lpp oc- occ och ocl oco ocp oec oee oeh oel oeo oep ohc ohe ohh ohl oho ohp olc ole oll olo olp oo- ooc ooh ool ooo oop op- opc ope oph opl opo opp p-p pcc pce pch pcl pco pcp pec pee peh pel peo pep phc phe phl pho php plc ple plh pll plo plp poc poe poh pol poo pop ppc ppe pph ppl ppo ppp