cccc cccl cccp cccs cccu cclc ccls ccpl ccpp ccpr ccps ccrc ccrl ccrp ccrs ccsl ccsp ccss ccuc ccup ccus clpp clrs clsc cpcs cpcu cplc cpls cpps cprs cpsc cpsl cpsr cpsu cpus crcc crcr crls crpc crps crsp crss crup crus cscc cscl cscr cscs cslp cslr cslu cspc csps csrc csrs cssr csup csur csus cucc culc cull culp culs cupl cupp cupr cups curl curr curs cusp cuss cusu lccc lccs lcls lcpc lcpl lcps lcrl lcrs lcsc lcsp lcsr llcc llcs lllc llll llps lppl lprp lpsc lpss lrcs lrps lrpu lrrc lrrr ls-r lscs lspl lspr lsrc lssp lssr lucs lull lulu lupu lurs luss luup pccc pccl pccs pcll pcpp pcps pcrc pcrl plcc plpp plss plup plur plus ppcc ppcs pppp ppps pprc ppru ppss ppur prcc prcp prcs prlr prls prps prrs prsc prsl prss prus pruu pscu pspp pspr psps psrp pssc pull pulp puls pulu pupl pups pupu pur- purl purp purr purs puru puss puuc rccc rccs rcls rcps rcsc rcsl rcss rlcs rlls rpcs rpls rpps rrrr rrsp rscc rscs rslc rslp rsps rssl rull rupp rurc rurp rurs ruru russ rusu sccc sccl sccp sccs scl- sclc scls scpl scps scr- scrc scrs scsc scsl scsr scsu scul scup scur slcc slcu sllp slpp slps slrc slrp slrs slsc slsu sluc slup slur spcc spcs splc splp splr spls spps sprs spsp spss spur spus srcc srpc srps srsp sscc sscp sscs sslc sslp sspc sspl ssps ssrc ssrl ssrs sssc ssss suc- succ sucr sucs sul- sulc sull sulp sulu sup- supp supr sups sur- surc surp surr surs suru sus- susp suss susu suus u-rp uccp ucrc ucsc ucsu ulcc ullr ulul ulus upcs uppc uppp uppu upsc upup urls urss ursu urup urur urus uscc uscs uslp uslu uspc uspp usps ussc ussr usss ussu usul usus uucp uulu uuuu