-ene bbbb bbbs bbeb bcbc bcbp bcbs bccc bccs bcec bces bcnu bcpp bcps bcsc bcsn bcss bcuc bcup bebb bebe becs becu beeb been beep bees bene benn bens benu bes- bese bess bnpp bnss bpcp bpsu bscp bscs bseb bsec bsee bses bsns bspp bssc bsse bsup bubb bube bubs bubu bucc buce bucs bucu buen bueu bunb bune bunn buns bunu bupc bups busc buse buss busu buus cbbc cbbs cbcc cbce cbcn cbcp cbcs cbcu cbec cbee cbpc cbpp cbsc cbse cbsn cbus ccbc ccbn cccb cccc cccp cccs cccu ccee ccnb ccnc ccne ccnp ccns ccnu ccpe ccpn ccpp ccps ccsn ccsp ccss ccuc ccup ccus cebp cebs cebu cec- cece cecp cecs ceeb ceec cees cen- cene cens cepc cepe cepp ceps cesc cese cesp cess cnbc cnbp cncp cnep cnes cnss cpbc cpce cpcs cpcu cpeb cpep cpnb cpns cpps cpsc cpsu cpus cscb cscc csce cscs csec csee csep csne csnp cspb cspc cspe csps csse csup csus cub- cubb cube cubs cucc cuce cucn cues cune cunp cupe cupp cups cusb cusp cuss cusu ebbc ebbs ebcc eben ebes ebus ecbc ecbe eccb eccc ecce eces ecne ecpp ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eens eeps eese enb- enbn ence encs enee enes ennc enne enns ennu enp- ense ensu enue enus epcc epec epee epen epes epns eppc eppp epps epsc epsp epss epub epus esbs escb esce escs escu esee esen eses esne espc espe espn espp esps esse essp essu esus eubc euse n-up nbbc nbcc nbcs nbpp nbps nbsp ncbc ncbs nccc nccn nccp nccs nccu ncec ncee ncen ncep nces ncnc ncpc ncsc ncse ncss ncue nebb nebe nebn nebs nebu necc nece necs neeb neen neep nees nene nens nenu nepc nepe neps nesb nesc nese nesn ness neuc neue neun neuu nnes nnnn nnss npcc npes nppc npss nscc nscs nseb nsec nsep nspc nsps nssb nssc nsse nssp nsss nsub nubc nube nubs nuce nucs nucu nuee nunc nune nunn nuns nupe nups nuse nuss nusu pbcc pbsp pcbc pcbs pccc pcce pccs pcep pcns pcpb pcpn pcpp pcps pcse pcun pece pecs peec peen peep pees pen- penc pene penn pens penu pepe peps pese pess pesu peun pnec pnes pneu pnpp pnsc pnup ppcc ppcs ppen pppn pppp ppps ppss pscu pseb psec psnc pspp psps pssc psse pu-e pube pubs pubu puce pueu punc pune puns punu pupe pups pupu puss puuc sbbs sbcc sbcs sbse sbsp sbus sccc scce sccp sccs scec scee scep scpb scpe scps scsc scsn scsu scub scun scup se-c se-e se-n se-s se-u sebe sebs sec- secc sece secn secs secu seeb seec seen seep sees seeu sene senn sens sepe sepn sepp seps sepu sesc sese sess sncc sncp sneb snee snep snes snns snpp snub snus spcc spcs speb spec spee spen spes spne spns spps spse spsp spss spue spun spus ssbn sscc ssce sscp sscs ssec ssee ssep sses ssns sspc sspe ssps sssb sssc ssss sub- subb subs suc- succ sucs suee suen sues sueu sun- sunb sune sunn suns sunu sup- supe supp sups sus- suse susp suss susu suus ubbe ubpc ucbc uccp uces ucpb ucsb ucsc ucsu uesn uess unbe uncc unce uncp uncs uneb unec unee unen unes unne unns unpc unps uns- unsc unus upbe upcs upen upne upnp uppc uppe uppp uppu upsc upse upup usbc usbe usbs uscc usce uscs usee usen uses usnc usnu uspc uspp usps ussb ussc usse usss ussu usun usus uucp uuen uuuu