bbbb bbbs bbch bbhs bblb bbls bcbc bcbs bccc bccl bccs bchs bcsc bcsl bcss bcuc bhcc bhhs bhuu blcu blhs blls blss blub blus bscs bshs bslc bssc bubb bubs bubu bucc buch bucs bucu buhl buhs bulb bull buls bulu busc bush buss busu buus cbbc cbbs cbcc cbcl cbcs cbcu cbhl cbhs cblb cblc cbsc cbus ccbc cccb cccc cccl cccs cccu cchl cchs cclc ccls ccsl ccss ccuc ccus chch chcs chhs chlc chsc chsh chub chul chus clhs clsc club cluh cscb cscc csch cscl cscs cshl cshs cslu csus cub- cubb cubs cucc culb culc cull culs cusb cush cuss cusu hbbs hbhs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcss hhcl hhhh hhhs hhus hlhs hlss hlul hsbc hscc hshs hsls hubb hubl hubs huch hucs hucu huhs huhu hulc hull huls hulu hush huss huub huus lbcc lbhs lbsc lcbc lccc lccs lchc lchs lcls lcsc lhbs lhhh lhhs lhss llbs llcc llcs llhs lllc llll lsbu lscb lscs lshs lubs luch lucs luhu lull lulu lush luss sbbs sbcc sbcs sbhc sbhs sbus sccc sccl sccs sch- schh schl schs scl- sclc scls scsc scsh scsl scsu scub scul shbs shcc shhh shhs shl- shls shsc shub shul shus shuu slcc slcu slhs slsc slsu slub sluc sscc sscs sshl sshs sslc sssb sssc sssh ssss sub- subb subh subl subs suc- succ such sucs suhb suhl sul- sulc sulh sull sulu sus- suss susu suus ubls ucbc uchs ucsb ucsc ucsu uhcl uhss uhuh ulbc ulcc ulch ulul ulus usbc usbl usbs uscc usch uscs ushs ushu uslu ussb ussc usss ussu usul usus uulu uuuu