bbbb bbbs bbci bbeb bcbc bcbp bcbs bccc bcci bccs bcec bces bcie bcis bcpp bcps bcsc bcss bcuc bcup bebb bebe bebi beci becs becu beeb beep bees beic beis bes- bese bess bibb bibe bibi bibs bicc bice bici bics bieb bies bieu biis bipp bips bipu bis- bisc bise bisp biss bisu bpcp bpsu bsci bscp bscs bseb bsec bsee bses bsic bspp bssc bsse bsup bubb bube bubi bubs bubu bucc buce buci bucs bucu bueu buic buie buis buiu bupc bups busc buse busi buss busu buus cbbc cbbs cbcc cbce cbcp cbcs cbcu cbec cbee cbpc cbpp cbsc cbse cbsi cbus ccbc cccb cccc ccci cccp cccs cccu ccee ccic ccii ccip ccis ccpe ccpp ccps ccsi ccsp ccss ccuc ccup ccus cebp cebs cebu cec- cece ceci cecp cecs ceeb ceec cees ceip cepc cepe cepp ceps cesc cese cesi cesp cess ceui cibc cibe cibi cicc cici cics cicu ciee cies ciii ciis cipp cips cis- cisc cise cisp ciss ciuc ciup cius cpbc cpce cpcs cpcu cpeb cpep cpic cpps cpsc cpsu cpus cscb cscc csce csci cscs csec csee csep csib csis cspb cspc cspe cspi csps csse csup csus cub- cubb cube cubi cubs cucc cuce cuci cues cui- cuis cupe cupp cups cusb cusp cuss cusu ebbc ebbs ebcc ebes ebic ebis ebus ecbc ecbe eccb eccc ecce ecci eces ecib ecip ecis ecpp ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eeps eese eesi eics eiec eiei eies eise eiss epcc epci epec epee epes epi- epic epie epip epis eppc eppp epps epsc epsi epsp epss epub epus esbs escb esce esci escs escu esee eses esie esis espc espe espi espp esps esse essi essp essu esui esus eubc eubi euse i-be ibcs ibec ibes ibie ibis ibss ibus icbc icbp icbs iccb iccc icci iccp iccs iccu icec icee ices icis icpc icps icsb icsc icse icsi icsp icss icub icue icup icus iecc ieie iesc iesi iesu iies iiie iiii iiis iisc iisi iisp iisu iiuc ipcc ipce ipcs ipec ipes ipie ippc ipsc ipse ipsi ipsp ipss ipus isbe iscc isci iscp iscs iscu iseb isec isee isep ises isic isie isis ispc ispe isps issc isse issi issp isss issu isup isus iucc iuce iuiu iupp iuse iuss pbcc pbsp pcbc pcbs pccc pcce pccs pcep pcip pcpb pcpp pcps pcse pece peci pecs peec peep pees peip peis pepe pepi peps pese pesi pess pesu pibb pibi picc pice pici pics picu piep pies piip pipe pipi pipp pips pise pisi piss pisu pius ppcc ppci ppcs ppib ppic ppie pppp ppps ppss psci pscu pseb psec psei psip psis pspi pspp psps pssc psse pu-e pube pubs pubu puce pueu puis puiu pupe pupi pups pupu pusi puss puuc s-ib s-ic s-ii sbbs sbcc sbcs sbic sbse sbsi sbsp sbus scbi sccc scce sccp sccs scec scee scep sci- scic scie scip scis scpb scpe scpi scps scsc scsi scsu scub scup se-c se-e se-i se-s se-u sebe sebi sebs sec- secc sece secs secu seeb seec seep sees seeu seie seii seip seis seiu sepe sepi sepp seps sepu sesc sese sesi sess seui sibc sibe sibi sibs sibu sicc sice sici sicp sics sicu siec sies sipc sipe sipi sipp sips sisc sise sisi siss sisu siue siui sius spcc spcs speb spec spee spes spib spic spie spip spis spps spse spsp spss spue spui spus sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspc sspe ssps sssb sssc sssi ssss sub- subb subi subs suc- succ suci sucs suee sues sueu suie suis sup- supe supp sups sus- suse susi susp suss susu suus u-ie ubbe ubbi ubic ubii ubis ubpc ucbc ucci uccp uces ucpb ucsb ucsc ucsu uepi uess uies uipi uise upbe upci upcs upic upie upis uppc uppe uppp uppu upsc upse upsi upup usbc usbe usbs uscc usce uscs usee uses usie usip usis uspc uspp usps ussb ussc usse usss ussu usui usus uucp uusi uuuu