wbhb wbhh wbhr wbht wbhw wbib wbie wbih wbiw wbrb wbrd wbrh wbri wbrr wbrt wbrw wbte wbth wbti wbtr wbtt wbtw wbwb wbwi wbwt wdbd wdbr wdbt wddd wdde wddh wddw wdeb wded wdeh wder wdet wdhb wdhi wdhr wdht wdih wdrb wdre wdrr wdrt wdtb wdte wdth wdti wdtr wdtw wdwd wdwr webb webd webe webt wedb wedd wede wedh wedi wedr wedt wedw weeb weed weei weer weet wehh wehr weht weib weid weie weih weii weir weit wer- werb werd were werh weri werr wert werw wetb wetd wete weth wetr wett wewe whbb whbe whbi whbr whbt whdd whdh whdi whdr whdt whdw wheb whed whee whei wher whet whew whhb whhd whhh whhi whhr whht whhw whid whie whii whir whit whr- whrb whrd whre whrh whrw whtb whtd whth whtt whwb whwh wibb wibh wibi wibr wibt wibw wide widi widr widw wied wier wihb wihe wiht wiii wiit wirb wird wire wiri wirr wirt wite with witi witr witt wiwi wrbb wrbe wrbh wrbi wrbt wrbw wrdb wrdd wrdi wrdr wrdt wrdw wreb wred wree wreh wrei wrer wret wrew wrhd wrhi wrht wrie wrih writ wrrb wrrd wrre wrrh wrrw wrtb wrte wrth wrti wrtr wrtw wrwb wrwd wrwh wrwr wtbb wtbh wtbi wtbr wtdr wthb wthd wthe wthi wthr wtht wtib wtid wtie wtrb wtre wtrh wtri wtrt wtrw wttb wtte wtth wtti wttr wttt wttw wtwb wtwr wtwt wtww wwbb wwbd wwbr wwbt wwdb wwdr wwdw wweb wwei wwer wwet wwhb wwhi wwhr wwht wwib wwii wwrb wwrd wwre wwrr wwrw wwtd wwth wwti wwtr wwtw wwwe wwwh wwwi wwwr wwww

-tree b-e-d bbbee bd-re be-er bebed beber bebti bedde bedee beder bedet bedew bedid bedri beebe beede beedi beerd beeri beete beeth beher behet behew behie behir beibi beide beidi beier beihe beird beire beite beith berbe berde bered bereh berei beret berhe berid berie berit berre berri berte berth berti berwe betee beter bethe betid betie betre bett- bette betti bewed bewer bewet bewit bewte bheer bheri bhrrd bibbe biber bibie bibri bidde bided bideh bider bidet bidri biebe bierd biere bieri biert bieti biher biide birde birie birth bited biter bitit bitte bitti biwer biwit bredd brede bredi bredt breed breer breet breid breit brerd brere breth brett brewe bribe bride bridi brier brite brith britt brrrr btr-d btr-t bwiti ddddd debbi debed deber debet debie debir debit debte dedde dedee deder dedie dedir dedit deede deedi deere deeth dehri dehti deidt deite deith derbe derbi derde dered derib derre derth deter dethe detie detre dette dewed dewei dewer dewet dewid dewre dhedh dheri dhrti dhtiw dibri didee didhe didie didit didwe diebe dieri diete dieth dired direh direr dirie dirth diter ditib dittd ditti drdre dredd drede dreed drehe dreid dreie dreih drere drewe dride dried drier drite drith dweeb dwere dwete e-dee ebbed ebber ebbet ebbie ebeid ebert ebibe ebird edder eddie eddir eddit eddre edere edidi edith edred edwit eeeee eerde eerie eetti ehire ehret eider eidet eirie eiter eithe eitri erbbe erber erdre erede erere erewe erier erite erith erred errew erte erter erthe etete ether etite etree etter ettie etwee ewder ewert h-e-b h-iib hbrew he-he hebbe hebe- hebei heber hebri hedde heded heder hedir heede heeii heerd heere heete hehte heide heidi heidt heihe heird heire heith heiti herdt herei herie herit herre herte herth herti heter hethe hette hewed hewer hewie hheth hhhhh hhtdd hi-hi hibhi hibit hibri hided hider hidir hidr- hier- hierd hired hiree hirer hirth hithe hitit hitte hrere hrtwd hthrt htree i-bet i-bid ibert ibeti idbet idied idrew iebet ieiri ierei iethe iette iherb ihere ihite iiiee iiiii iitti irbid irbit irete irewe irid- iride irite irrit itbit itdid itete itewe ithee ither itire itter itthe ittre ittti itweb iwere iwrit rbied rebbe reber rebet rebid rebit redbd redde reddi reder redid redie redit reede reere reerh reeth reeti reewe rehed reher rehet rehew rehid rehit rehri rehti reide reird reith rerde rere- reree reret rerir reted retee reter retew rethe retie rette rewde rewed rewer rewet rewrd rewth rhede rheid rhett ribbi riber ribet ribie rided rider riede rieth rieti rihte ririe rithe rithi tbeti tbird tbtbt teber tebet tebi- teder tedie teerd teeth tehee tehri teide teiid teret terre terri tert- teter tethe tetr- tetri tette tewed tewer tewet tewhe tewit thebe thede thedi theeb theed theei theer theid theie their theit ther- there theri thete theth thewb thibi thier third thire thiri thite thre- thred three thret threw thrid thrie ti-he ti-hi ti-ti tibbi tiber tibet tidde tided tider tiede tieit tiere tieri tieth tired tiree tireh tirer tiret tirit tirth titer tithe tithi titii titre titte titti treed treer treet treib treid treie treit trere treri trete trett trewe trhde trhdr tri-d tribe tride trieb tried triei trier triet trit- trite tritt triwe ttttt twedt tweed tweer tweet tweie twere tweth twibe twier twire twite webbe weber webid webwe wedde weder wedid wedie wedir wedre wedwe weede weerd weere weert weete wehee wehre wehte weide weier weihe weiht weird weire weite weith werbe werbi werde were- wered werei werew werid werie werre werte werth weter wethe wette wheer wheit where whert whete whett whiht whirr white whith whitt whwte wi-wi wider widir widre width widwe wiebe wiedi wiehe wierd wihee wired wirer wirie wirth wirwe wited witer with- withe withi witie witte witti wrede wrete wreth wrett wride wried wrier wriht write writh wtide ww-ii wwiii wwwww

b-tree bbbbbb bbedit bebite bedded bedder bedebt bedirt bedrib bedrid bedrit bedwet beebee beedee beedie beerde beeter behete behide behite behter beiber berbee berber berede bereet berere berhet beride berith berrer berret berrie berthe bertie bertre betere betete betide betire betted bettee better bettie betwih betwit bewire bewith bewter bibbed bibber bibede bibiri bidbid bidded bidder biddie bidher bidree bieber bierde bihede biheet birded birder birdie birewe biribi birred birthe biteit bitier bitted bitter bittie bitwih biwere biwite biwiti bredde breded breder bredie bredth