-ene bbbb bbbs bbch bbeb bbhs bbrc bcbc bcbs bccc bccs bcec bcer bces bche bchs bcnu bcrs bcru bcsc bcsn bcss bcuc bebb bebe bech becs becu beeb been beer bees behn behr behs bene benn bens benu berc bere bern berr bers beru bes- bese besh bess beur bhcc bher bhhs bhur bhuu bner bnhs bnrr bnss brcb brce breb brec bree bren brer bres brhs brns brrr brrs brsb brsr bruc brue bruh brun brus bscs bseb bsec bsee bser bses bshs bsns bssc bsse bubb bube bubs bubu bucc buce buch bucs bucu buen buer bueu buhe buhr buhs bunb bune bunn buns bunu bur- burb bure burh burn burr burs buru busc buse bush buss busu buus cbbc cbbs cbcc cbce cbcn cbcr cbcs cbcu cbec cbee cber cbhs cbre cbrh cbrn cbsc cbse cbsn cbus ccbc ccbn cccb cccc cccs cccu ccee cche cchr cchs ccnb ccnc ccne ccnr ccns ccnu ccrc ccre ccrs ccsn ccss ccuc ccus cebs cebu cec- cece cecs ceeb ceec cees cehs cen- cene cens cer- cerc cere cern cers cesc cese cesr cess chce chch chcs cheb chec chee cheh chen cher ches cheu chhs chnb chnc chnr chns chrb chrc chrn chrr chrs chsc chse chsh chsr chub chun chur chus cnbc cnes cnhs cnrc cnrr cnss crbc crbu crcc crce crcr cre- creb crec cree creh cren cres creu crhs crne crns crss crub crue crun crus cscb cscc csce csch cscr cscs csec csee cseh cser cshs csne csrc csrs csse cssr csur csus cub- cubb cube cubs cucc cuce cucn cuer cues cune curb cure curn curr curs cusb cush cuss cusu ebbc ebbr ebbs ebcc eben eber ebes ebhs ebru ebur ebus ecbc ecbe eccb eccc ecce eces eche echs ecne ecrc ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eehs eens eerc eers eese ehcc eheh ehen eher eheu ehhs ehre enb- enbn enbr ence ench encs enee ener enes enhs ennc enne enns ennu enrs ense ensu enue enur enus erbb erbe ercc erce erch ereb erec eren erer eres erhc erhs erhu erne erns errc erre errs erse ersh erub eruc eruh erur erus esbs escb esce esch escr escs escu esee esen eser eses eshs eshu esne esse essh essu esus eubc euch euer eur- eurc eure euse hbbs hbes hbhs hbrs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcss hebb hebe hebr hech hecs heeb heer hees hehe hehn hehs hene henh henn hens henu herb herc here hern herr hers heru hesc hesh hess heue heun heur heus hhhh hhhs hhus hnce hncs hnhs hree hrhs hrrc hrun hsbc hscc hscn hses hshs hsse hsur hubb hube hubs huch hucs hucu huer hues huhn huhs huhu hunc hune hunh huns hure hurn hurr hurs huru huse hush huss huub huus nbbc nbcc nbcs nber nbhs ncbc ncbs nccc nccn nccr nccs nccu ncec ncee ncen ncer nces nchc nchs ncnc ncrc ncre ncsc ncse ncss ncue nebb nebe nebn nebr nebs nebu necc nece nech necr necs neeb neen neer nees nehe nehs nehu nene nenh nens nenu nerc nere nerr ners neru nesb nesc nese nesh nesn nesr ness neuc neue neun neur neuu nhcc nheb nhhs nhnn nhrc nhsc nnes nnhs nnnn nnss nrcs nren nrhs nrrc nrsc nscc nscs nseb nsec nser nshs nsnr nsrc nssb nssc nsse nssr nsss nsub nubc nube nubs nuce nuch nucs nucu nuee nuer nunc nune nunn nuns nurc nure nurn nurr nurs nuru nuse nush nuss nusu rbbb rbbr rbbs rbhs rbss rcbc rccb rccc rccs rchb rchs rcnr rcsc rcss rebb rebe rebs rebu recc rece rech recr recs recu reeb reen rees rehb rehe rehn rehs rene renn rens renu rere rers reru rese resh resn ress reue reus reuu rhce rheb rhee rhen rhes rhhs rhue rhun rhus rnbr rncs rnsh rrhs rrrr rrun rscc rsch rscn rscs rsee rshs rsnn rsnr rsre rubb rube rubs rubu ruce ruch ruen ruer rues ruhe ruhh ruhn ruhr ruhs runc rune runn runs rurc rure rurs ruru ruse rush russ rusu ruun sbbs sbcc sbcs sber sbhc sbhs sbse sbus sccc scce sccs scec scee scer sch- sche schh schr schs scnr scr- scrc scre scrn scrs scsc scsh scsn scsr scsu scub scun scur se-c se-e se-h se-n se-s se-u sebe sebs sec- secc sece sech secn secr secs secu seeb seec seeh seen seer sees seeu sehe sehr sehs sene senn senr sens serb serc sere sern serr sers seru sesc sese sesh sess seur shbs shcc she- sheb shee sheh shen sher shes sheu shhh shhs shne shre shrs shsc shub shue shun shur shus shuu sncc sneb snee sneh sner snes snhs snns snrs snub snur snus srbc srcc srch sreb srec sres srhs srnn srub ssbn ssbr sscc ssce sscs ssec ssee sses sshs ssns ssrc ssrs sssb sssc sssh ssss sub- subb subh subs suc- succ such sucr sucs suee suen suer sues sueu suhb suhr sun- sunb sune sunn suns sunu sur- surc sure surn surr surs suru sus- suse suss susu suus ubbe uber ucbc uces uche uchs ucrc ucsb ucsc ucsu uers uesn uess uher uhrs uhss uhuh unbe uncc unce unch uncs uneb unec unee unen uner unes unne unns unrs uns- unsc unus urbe urbs urch ure- ureh ures urne urns urre urrh urse urss ursu urun urur urus usbc usbe usbr usbs uscc usce usch uscs usee usen user uses ushr ushs ushu usnc usnr usnu ussb ussc usse ussr usss ussu usun usus uuen uuuu