bbbb bbbs bbeb bblb bbls bcbc bcbp bcbs bccc bccl bccs bcec bces bcpl bcpp bcps bcsc bcsl bcss bcuc bcup bebb bebe becs becu beeb beel beep bees bele bell belp bels belu bes- bese bess blcu bleb blee bles bleu blls blsp blss blub blue blup blus bpcp bpel bpsu bscp bscs bseb bsec bsee bses bslc bspp bssc bsse bsup bubb bube bubs bubu bucc buce bucs bucu buel bueu bulb bule bull buls bulu bupc bups busc buse buss busu buus cbbc cbbs cbcc cbce cbcl cbcp cbcs cbcu cbec cbee cblb cblc cbpc cbpp cbsc cbse cbus ccbc cccb cccc cccl cccp cccs cccu ccee ccel cclc ccls ccpe ccpl ccpp ccps ccsl ccsp ccss ccuc ccup ccus cebp cebs cebu cec- cece cecp cecs ceeb ceec ceel cees cel- celc cele cell cels cepc cepe cepp ceps cesc cese cesp cess clec clee clep cles cleu clpb clpp clsc club clue cpbc cpce cpcs cpcu cpeb cpep cplc cpls cpps cpsc cpsl cpsu cpus cscb cscc csce cscl cscs csec csee csep cslp cslu cspb cspc cspe csps csse csup csus cub- cubb cube cubs cucc cuce cues culb culc cule cull culp culs cupe cupl cupp cups cusb cusp cuss cusu e-cl ebbc ebbs ebcc ebel ebes ebul ebus ecbc ecbe eccb eccc ecce eccl eces ecpp ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eele eels eeps eese el-b el-p elbe elbu elcb elce elec elee eles elle ells ellu elpe else elsu elue elul elus epcc epec epee epes eple epll eppc eppp epps epsc epsp epss epub epus esbs escb esce escs escu esee esel eses eslp espc espe espp esps esse essl essp essu esus eubc eule euse lbcc lbsc lcbc lccc lcce lccs lces lcls lcpc lcpl lcps lcsc lcsp le-u lebu lece leel leep lees lele lell lelu lepe lepp leps lese less lesu leuc llbs llcc llcs lles lleu lllc llll llps lpec lppl lpsc lpss lsbu lscb lscs lses lspl lssp lube lubs luce lucs lues lule lull lulu lupe lupu luse luss luup pbcc pblu pbsp pcbc pcbs pccc pcce pccl pccs pcep pcll pcpb pcpp pcps pcse pebl pece pecl pecs peec peel peep pees pel- pelb pele pell pels pelu pepe peps pese pess pesu peul plcc plce ple- pleb plec plee ples pleu plpp plss plue plup plus ppcc ppcs pple pppp ppps ppss pscu pseb psec psel pspp psps pssc psse pu-e pube publ pubs pubu puce puel pueu pule pull pulp puls pulu pupe pupl pups pupu puss puuc sbbs sbcc sbcs sbse sbsp sbus sccc scce sccl sccp sccs scec scee scel scep scl- sclc scls scpb scpe scpl scps scsc scsl scsu scub scul scup se-c se-e se-s se-u sebe sebs sec- secc sece secs secu seeb seec seel seep sees seeu selb sele sell sels selu sepe sepp seps sepu sesc sese sess seul slbp slcc slcu sleb slee slep sles sllp slpp slps slsc slsu slub sluc slue slup spcc spcs speb spec spee spel spes splc sple splp spls spps spse spsp spss spue spus sscc ssce sscp sscs ssec ssee ssep sses sslc ssle sslp sspc sspe sspl ssps sssb sssc ssss sub- subb subl subs suc- succ sucs suee suel sues sueu sul- sulc sule sull sulp sulu sup- supe supp sups sus- suse susp suss susu suus ubbe uble ubls ubpc ucbc uccp ucel uces ucpb ucsb ucsc ucsu uele uell uess ulbc ulcc uleb ulee ules ulle ulul ulus upbe upcs uplb uppc uppe uppp uppu upsc upse upup usbc usbe usbl usbs uscc usce uscs usee usel uses usle uslp uslu uspc uspp usps ussb ussc usse usss ussu usul usus uucp uulu uuuu