-ol c-- ccc ccf cch ccl cco ccp ccs cfc cff cfh cfl cfo cfp cfs ch- chc chf chh chl cho chp chs cl- clc clf clh cll clo clp cls co- coc cof coh col coo cop cos cpc cpf cph cpl cpo cpp cps csc csf csh csl cso csp css fcc fcf fcl fco fcp fcs ffc fff ffh ffl ffo ffp ffs fhc fhf fhh fhl fho fhp fhs flc flf fll flo flp fls foc fof foh fol foo fop fos fpc fph fpl fpo fpp fps fsc fsf fsh fsl fso fsp fss hcc hcf hch hcl hco hcp hcs hfc hff hfh hfl hfo hfp hfs hhc hhf hhh hhl hho hhp hhs hlc hlf hlh hll hlo hlp hls hoc hof hoh hol hoo hop hos hpc hpf hph hpl hpo hpp hps hsc hsf hsh hsl hsp hss l-p lcc lcf lch lcl lco lcp lcs lfc lff lfh lfl lfo lfp lfs lhc lhf lhh lho lhp lhs llc llf lll llo llp lls loc lof loh lol loo lop los lpc lpf lph lpl lpo lpp lps lsc lsf lsh lsl lso lsp lss oc- occ ocf och ocl oco ocp ocs of- ofc off ofl ofo ofp ofs ohc ohf ohh ohl oho ohp ohs olc olf oll olo olp ols oo- ooc oof ooh ool ooo oop oos op- opc opf oph opl opo opp ops os- osc osf osh osl oso osp oss p-p pcc pcf pch pcl pco pcp pcs pfc pff pfl pfo pfp pfs phc phf phl pho php phs plc plf plh pll plo plp pls poc pof poh pol poo pop pos ppc ppf pph ppl ppo ppp pps ps- psc psf psh psl pso psp pss scc scf sch scl sco scp scs sfc sff sfh sfl sfo sfp sfs sh- shc shf shh shl sho shp shs slc slf slh sll slo slp sls soc sof soh sol soo sop sos spc spf sph spl spo spp sps ss- ssc ssf ssh ssl sso ssp sss