-up c-- ccc cce ccf cco ccp ccs ccu ce- cec cee cef ceo cep ces ceu cfc cfe cff cfo cfp cfs cfu co- coc coe cof coo cop cos cou cpc cpe cpf cpo cpp cps cpu csc cse csf cso csp css csu cuc cue cuf cuo cup cus cuu ec- ecc ece ecf eco ecs ecu eec eee eef eeo eep ees ef- efc efe eff efo efp efs eo- eoc eoe eof eoo eop eos eou ep- epc epe epf epo epp eps epu es- esc ese esf eso esp ess esu eu- euc eue euf eup eus fcc fce fcf fco fcp fcs fcu fec fee fef feo fep fes feu ffc ffe fff ffo ffp ffs ffu foc foe fof foo fop fos fou fpc fpe fpo fpp fps fpu fsc fse fsf fso fsp fss fsu fue fuf fuo fup fus fuu oc- occ ocf oco ocp ocs ocu oec oee oef oeo oep oes of- ofc ofe off ofo ofp ofs ofu oo- ooc oof ooo oop oos op- opc ope opf opo opp ops os- osc ose osf oso osp oss osu ou- ouc oue ouf ouo oup ous p-p pcc pce pcf pco pcp pcs pcu pec pee pef peo pep pes peu pfc pfe pff pfo pfp pfs pfu poc poe pof poo pop pos pou ppc ppe ppf ppo ppp pps ppu ps- psc pse psf pso psp pss psu puc pue puf pup pus puu scc sce scf sco scp scs scu se- sec see sef seo sep ses seu sfc sfe sff sfo sfp sfs sfu soc soe sof soo sop sos sou spc spe spf spo spp sps spu ss- ssc sse ssf sso ssp sss ssu suc sue suf suo sup sus suu ucc uce ucf uco ucp ucs ucu uec uee uef uep ues ufc ufe uff ufo ufp ufs ufu uoc uoe uoo uop uos up- upc upe upf upo upp ups upu usc use usf uso usp uss usu uuc uue uus uuu