-up c-- ccc cch cck cco ccp ccs ccu ch- chc chh chk cho chp chs chu ckc ckh cko cks co- coc coh cok coo cop cos cou cpc cph cpk cpo cpp cps cpu csc csh csk cso csp css csu cuc cuh cuk cuo cup cus cuu hcc hch hck hco hcp hcs hhc hhh hhk hho hhp hhs hhu hkh hkk hko hkp hks hku hoc hoh hok hoo hop hos hou hpc hph hpk hpo hpp hps hpu hsc hsh hsk hsp hss hsu huc huh huk huo hup hus huu kcc kch kck kcp kcs kcu khh khk kho khs khu kkc kkh kkk kkp kks kku koc koh kok koo kop kos kou kpc kph kpk kpo kpp kps kpu ksc ksh ksk kso ksp kss ksu kuc kuh kuk kup kus kuu oc- occ och ock oco ocp ocs ocu ohc ohh oho ohp ohs ohu okc okk oko okp oks oku oo- ooc ooh ook ooo oop oos op- opc oph opk opo opp ops os- osc osh osk oso osp oss osu ou- ouc ouh ouk ouo oup ous p-p pcc pch pck pco pcp pcs pcu phc phk pho php phs phu pkc pko pkp pks pku poc poh pok poo pop pos pou ppc pph ppk ppo ppp pps ppu ps- psc psh psk pso psp pss psu puc puh puk pup pus puu scc sch sck sco scp scs scu sh- shc shh shk sho shp shs shu sk- skc skh skk sko skp sks sku soc soh sok soo sop sos sou spc sph spk spo spp sps spu ss- ssc ssh ssk sso ssp sss ssu suc suh suk suo sup sus suu ucc uch uck uco ucp ucs ucu uhc uhh uho uhp uhs uhu ukc ukk ukp uku uoc uok uoo uop uos up- upc uph upk upo upp ups upu usc ush usk uso usp uss usu uuc uus uuu