rubi rubu ruff rufo ruft ruif ruit rumb rumi rumm rumo rumt ruri ruro ruru ruti ruto rutt rutu t-mo tbit tbrb tfot tibi tibu tiff tifo tift tiit tiiu timi timm timo timu tiou tirb tiri tiro tirr tiru titi tito titt titu tium tmbr tmou tmro tmtt tobi tobo tobt tobu toff tofi tofo toft tofu toit tomb tomi tomm tomo tomt toof toom toor toot torf tori torm toro torr tort toru toti totm toto totr tott toui toum tour tout trfm trfr tri- trib trif trim trio trit trmb trmi trmu troi trom troo trot trou trtr trub trut truu ttbb ttff ttim tttt tubb tubo tubr tubu tuff tufi tufm tufo tuft tufu tuim tuit tuiu tumb tumi tumu tuor turb turf turi turm turo turr turt turu tuti tuto tutt tutu tuum tuuo ubbi ubbo ubii ubir ubit ubtf uirr umb- umbi umbo umff umit ummo umor umri umut uofm uofo uomo uor- urbi urff urfi urft urib urif urim uriu urmi uro- urom uroo urri urum urur urut utfo utmb utor utri utti utto uttu uuri uutf uuuu

-form bibbo bibio bibri biffi biffo bifor bimbo birmi birou birum birur bitit bitof bitru bitti bitto bmiii bo-bo bobbi bobr bobri boffi boffo boiro boito bombo booit boomb boomf boort booru borbo borim borio bormo boro- borom boroo borot borou borro borum borut botom botou botro botti bottu bouri bouto brifu brimm brimo briot briou brito britt brmmm brobo broft brom- bromo broom broto brout brrrr bruff bruit bruiu brumm bruri btr-t buffi buffo bumbo bumbu burfi burim burio buroo burri burro burru burtt burut butit buto- butor butot butou butuo butut buumi fbomb fibr- fibro fimir fiori firit firmi firmo firou fitit fitof fitor fitou fitri fitto fofum foir- fomor footi forio forit form- forro forti forto forum forur fotui fotur fourb fourm fouro frito fritt froit fromm froom froot fruit fruto ftrtt fu-fu fumio furbo furio furir furo- furor futom futur i-bot i-m-r ibbur ibibo if-- iffou iform ifrit ifttt iiiii iitti imfor imito immit imoff imoto imout imtoo iobit iommi ioooi ioooo iorio iotit iotti irbit irimi irobo irori irour irrit itbit itfit itfor itobi itoff itour itout ittoo ittti itu-r itu-t ituri ituro ituru itutu mbiri mbori mboro mburu mbuti mi-mi mibor miffo mimbo mimio mimir mimmi mimo- miour mirim mirri mirti mirto mitim mito- mitom mitro mitti mitui mmfbm mmiii mmmmm mobor mobot mobro moffo moiff mombi mombo mombu momir momoi momot moooi moori mooro mooti mooto morbi morbo morfu morib morio mormo moroi moror morou morro morti morum morut motif motir moto- motoi motor motru motti motto mottu mouri mrmom mroof mrorr mt-tf mt-ti mt-tm mt-tr mt-tt mtfmt mtoto mufit mufti muiri muito mumbi mumbo mummu murmi muroi murom muror murot murri murro murru murti murum murut mutio muto- mutti mutum mutuo muuto o-r-b obimo obmit oboro obout obrom offir offit offof offto ofori ofoto ofour ofrum oirot oitti omoro omoto omout omrit oobit ooioo ooooo orbit orbom orbot orfor oribi orito orium ormur orobo oromo orout orrum ortoo oruro orutu otium otobi otomi otomo otori ototo otour ottir ottoi ottom ottur otumi oubit oubut ouir- ouoro outof outro outto ri-fi ribbi ribo- ribot rimbo rimmi rimou rimur ritmo rmutt ro-ro robbi robbo robo- robor robot robrt robur rofor roiot romfo romit rooft roomu rorbu roto- rotor rotot rotti rotto roubt roumi roumm routt rtrfm rubbi rubim rubio rubof rubor ruffo rufi- rufio rufo- ruiru rumbo rummi rummo rummu rumor ruomu ruoti ruutu tbtbt tbutt ti-ti tibbi tibbu tibor tibro tibur timbo timit timor timur tiout tirfm tirit tiro- tiroi tirou tirru tirur titii titof titou titti tobit tobor tobot tobou toffo tofit tofor tombo tombu tomio tommi tommo tomo- tomoi tomom tomor torii torio torit torob torri torro torti torto tortu toti- toto- totoo totum touit touro tri-m tribu trior trit- trito tritt trium troff troft tromm trott troum trout trubu truff truit truro ttttt tu-mo tubi- tubo- tubof tubou tubri tuffi tufit tumbi tumbo tumbu tummo tumor tumut tuomo tuori tuotu turbi turbo turbt turio turit turmi turot turri turro turtu turut tutor tutti tutto tuubi tuuri tuuru u-bit ubirr ubobo ufofu uforb uiro uitti umbri umbro umiri umour uromi uroob urour urubu uruit urumi ururi uruti urutu utro- utror utrum uttur uturu ututo uuuuu

b-room bbbbbb bibiri bibiru biform bifort biobor biomom biotti biribi birori bitium bitoff bitour bitrot bitrum bittor bittou bittur bobbio bobiri bombom bombur booboo boom-o bootit borbor borium bormio boromo bororo botoro bottom boubou bourou boutob bribir bribri brimir brito- britof britot bromio bromo- brotto brubru brufut brutii brutti brutto brutum bubbio bububu buffit buffum bufori bumboo bumfit bummit bumout burbot burbur burior buriro buriti burotu burrio bururi burutu butbro butmir buttir buttto buutuo f-bomb fibro- firmor fitbit fitfor fitoor fitout fittit fobiri foboff fombio foofoo foofur foorum footit formo- forout forrit forrot fortim fortum fotiou foufou fourbi fourof fourou fourto frbroo frifot fritto frobot frooti fruti- frutti fumito fumoir furfur furour furrfu furtum futuro ibibio ibrium ifumbo iiooio imirim immort irobot irrour ittiri ittro- iturbi mbombo mbomou mibbit miburi mifumi mimori miombo miomir miriti miroir mirour mirror mirumo miruru mitmot mitrit mitrou mobutu moffom moffou mofibo mommur momoir moomoo moorit moormi mootit morbio morbut moribi moriro mormor mormur moroii moroto morrot motmot motobi motomu motor- motori motoro motour motrio moturi moturu moufti mourou mrmoto muffit muffro muffti murio- muriti muritu murium murmir murmur muroto murrit mutitu mutomo muttur mutufu muturi mutuum muumuu obfirm obturb offrir offutt oftfor ombro- omfori omoio- oofotr oomoto oooooo oriomo ormuri orobii oromoo orrour otmoor ototoi ottoii ottoor ouioui outfit outfor outour outtro ribbit rififi rimbor rimout rirumu ritbum rititi ritto robbio robomb roboto romiri romour roomto rootof rotimi rotour rotout rotrou rottum routot rubbot ruboff rubout rubro- rubrum rubutu rumbur rumour rumti- rurutu rutour t-form t-room tfromt tibbit tibio- tibiri tiboro tiff-f timbro timimi timiri timoti timour tirbou tirrit titbit titfor titibu titiri titoff to-fro to-rit toboot toform toftir toimii toitoi tomium tommot tomomi tomort