cccc cccl cccp cccs cccu cclc ccls ccpl ccpp ccps ccsl ccsp ccss ccuc ccup ccus clpp clsc cpcs cpcu cplc cpls cpps cpsc cpsl cpsu cpus cscc cscl cscs cslp cslu cspc csps csup csus cucc culc cull culp culs cupl cupp cups cusp cuss cusu lccc lccs lcls lcpc lcpl lcps lcsc lcsp llcc llcs lllc llll llps lppl lpsc lpss lscs lspl lssp lucs lull lulu lupu luss luup pccc pccl pccs pcll pcpp pcps plcc plpp plss plup plus ppcc ppcs pppp ppps ppss pscu pspp psps pssc pull pulp puls pulu pupl pups pupu puss puuc sccc sccl sccp sccs scl- sclc scls scpl scps scsc scsl scsu scul scup slcc slcu sllp slpp slps slsc slsu sluc slup spcc spcs splc splp spls spps spsp spss spus sscc sscp sscs sslc sslp sspc sspl ssps sssc ssss suc- succ sucs sul- sulc sull sulp sulu sup- supp sups sus- susp suss susu suus uccp ucsc ucsu ulcc ulul ulus upcs uppc uppp uppu upsc upup uscc uscs uslp uslu uspc uspp usps ussc usss ussu usul usus uucp uulu uuuu