-up c-- ccc cce cco ccp ccu ce- cec cee ceo cep ceu co- coc coe coo cop cou cpc cpe cpo cpp cpu cuc cue cuo cup cuu ec- ecc ece eco ecu eec eee eeo eep eo- eoc eoe eoo eop eou ep- epc epe epo epp epu eu- euc eue eup oc- occ oco ocp ocu oec oee oeo oep oo- ooc ooo oop op- opc ope opo opp ou- ouc oue ouo oup p-p pcc pce pco pcp pcu pec pee peo pep peu poc poe poo pop pou ppc ppe ppo ppp ppu puc pue pup puu ucc uce uco ucp ucu uec uee uep uoc uoe uoo uop up- upc upe upo upp upu uuc uue uuu