-up c-- ccc cch cco ccp ccr ccs ccu ch- chc chh cho chp chr chs chu co- coc coh coo cop cor cos cou cpc cph cpo cpp cpr cps cpu crc crh cro crp crr crs cru csc csh cso csp csr css csu cuc cuh cuo cup cur cus cuu hcc hch hco hcp hcr hcs hhc hhh hho hhp hhr hhs hhu hoc hoh hoo hop hor hos hou hpc hph hpo hpp hpr hps hpu hr- hrc hrh hro hrp hrr hrs hru hsc hsh hsp hsr hss hsu huc huh huo hup hur hus huu oc- occ och oco ocp ocr ocs ocu ohc ohh oho ohp ohr ohs ohu oo- ooc ooh ooo oop oor oos op- opc oph opo opp opr ops or- orc orh oro orp orr ors oru os- osc osh oso osp osr oss osu ou- ouc ouh ouo oup our ous p-p pcc pch pco pcp pcr pcs pcu phc pho php phr phs phu poc poh poo pop por pos pou ppc pph ppo ppp ppr pps ppu prc prh pro prp prr prs pru ps- psc psh pso psp psr pss psu puc puh pup pur pus puu rcc rch rco rcp rcr rcs rcu rh- rhc rhh rho rhp rhr rhs rhu roc roh roo rop ror ros rou rpc rph rpo rpp rpr rps rpu rrc rrh rrp rrr rrs rru rsc rsh rso rsp rsr rss rsu ruc ruh ruo rup rur rus ruu scc sch sco scp scr scs scu sh- shc shh sho shp shr shs shu soc soh soo sop sor sos sou spc sph spo spp spr sps spu sr- src srh sro srp srr srs ss- ssc ssh sso ssp ssr sss ssu suc suh suo sup sur sus suu ucc uch uco ucp ucr ucs ucu uhc uhh uho uhp uhr uhs uhu uoc uoo uop uor uos up- upc uph upo upp upr ups upu ur- urc uro urp urr urs uru usc ush uso usp usr uss usu uuc uur uus uuu