-up c-- ccc ccn cco ccp ccs ccu cn- cnc cnn cno cnp cns cnu co- coc con coo cop cos cou cpc cpn cpo cpp cps cpu csc csn cso csp css csu cuc cun cuo cup cus cuu ncc ncn nco ncp ncs ncu nnc nnn nno nnp nns nnu no- noc non noo nop nos nou npc npn npo npp nps npu nsc nsn nso nsp nss nsu nuc nun nuo nup nus nuu oc- occ ocn oco ocp ocs ocu on- onc onn ono onp ons onu oo- ooc oon ooo oop oos op- opc opn opo opp ops os- osc osn oso osp oss osu ou- ouc oun ouo oup ous p-p pcc pcn pco pcp pcs pcu pn- pnc pnn pno pnp pns pnu poc pon poo pop pos pou ppc ppn ppo ppp pps ppu ps- psc psn pso psp pss psu puc pun pup pus puu scc scn sco scp scs scu snc snn sno snp sns snu soc son soo sop sos sou spc spn spo spp sps spu ss- ssc ssn sso ssp sss ssu suc sun suo sup sus suu ucc ucn uco ucp ucs ucu un- unc unn uno unp uns unu uoc uon uoo uop uos up- upc upn upo upp ups upu usc usn uso usp uss usu uuc uun uus uuu