-up c-- ccc ccm cco ccp ccs ccu cmc cmm cmo cmp cms cmu co- coc com coo cop cos cou cpc cpm cpo cpp cps cpu csc csm cso csp css csu cuc cum cuo cup cus cuu m-o mc- mcc mcm mco mcp mcs mcu mmc mmm mmo mmp mms mmu moc mom moo mop mos mou mpc mpm mpo mpp mps mpu msc msm mso msp mss msu muc mum mup mus muu oc- occ ocm oco ocp ocs ocu om- omc omm omo omp oms omu oo- ooc oom ooo oop oos op- opc opm opo opp ops os- osc osm oso osp oss osu ou- ouc oum ouo oup ous p-p pcc pcm pco pcp pcs pcu pmc pmm pmo pmp pms pmu poc pom poo pop pos pou ppc ppm ppo ppp pps ppu ps- psc psm pso psp pss psu puc pum pup pus puu scc scm sco scp scs scu smc smm smo smp sms smu soc som soo sop sos sou spc spm spo spp sps spu ss- ssc ssm sso ssp sss ssu suc sum suo sup sus suu ucc ucm uco ucp ucs ucu um- umc umm umo ump ums umu uoc uom uoo uop uos up- upc upm upo upp ups upu usc usm uso usp uss usu uuc uum uus uuu