c-- ccc cce ccf cch ccp ccs ccx ce- cec cee cef ceh cep ces cex cfc cfe cff cfh cfp cfs cfx ch- chc che chf chh chp chs chx cpc cpe cpf cph cpp cps cpx csc cse csf csh csp css csx cxc cxf cxh cxp cxs cxx ec- ecc ece ecf ech ecs ecx eec eee eef eep ees eex ef- efc efe eff efh efp efs efx ehc ehe ehf ehh ehp ehs ep- epc epe epf eph epp eps epx es- esc ese esf esh esp ess esx ex- exc exe exh exp exs exx fcc fce fcf fcp fcs fcx fec fee fef feh fep fes fex ffc ffe fff ffh ffp ffs ffx fhc fhe fhf fhh fhp fhs fpc fpe fph fpp fps fpx fsc fse fsf fsh fsp fss fsx fxe fxp fxs fxx hcc hce hcf hch hcp hcs he- hec hee hef heh hep hes hex hfc hfe hff hfh hfp hfs hhc hhe hhf hhh hhp hhs hpc hpe hpf hph hpp hps hsc hse hsf hsh hsp hss hsx hxc p-p pcc pce pcf pch pcp pcs pcx pec pee pef peh pep pes pex pfc pfe pff pfp pfs pfx phc phe phf php phs phx ppc ppe ppf pph ppp pps ppx ps- psc pse psf psh psp pss psx pxc pxe pxs scc sce scf sch scp scs scx se- sec see sef seh sep ses sex sfc sfe sff sfh sfp sfs sfx sh- shc she shf shh shp shs spc spe spf sph spp sps spx ss- ssc sse ssf ssh ssp sss ssx sxc sxs xcf xch xcp xcx xee xep xes xex xfe xfh xfs xfx xhp xpc xpe xpf xpp xps xsc xsp xss xxp xxx