rohr rohu roid roio roir roit roiu roob rood rooi roor root rori roro rort roru roth roti roto rotr rott roub roud rouh rout rrrr rtdt rubb rubi rubu rudd rudi rudo ruhh ruhi ruhr ruid ruit rurd ruri ruro ruru ruth ruti ruto rutt rutu ruud tbit tbrb tddb tdor tdri thdr thi- thio thir thoo thor thot thou thri thro thru thtb thtr thud thur tibi tibu tidd tiht tihu tiit tiiu tiou tirb tird tiri tiro tirr tiru tith titi tito titt titu tobi tobo tobt tobu todd todi todo todt todu tohi toho tohu toid toit tood tooh toor toot tord tori toro torr tort toru totd toth toti toto totr tott touh toui tour tout tri- trib trio trit trod troi troo trot trou trtr trub trud trut truu ttbb tttt tubb tubo tubr tubu tudi tudu tuht tuhu tuit tuiu tuor turb turd turi turo turr turt turu tuti tuto tutt tutu tuuo ubbi ubbo ubid ubii ubir ubit ubod ubud uddi udid udir udoh udoo udot uh-d uhid uhoh uhti uhuh uirr uor- urbi urdu urho urib uriu uro- uroo urrh urri urth urur urut utid utor utri utti utto uttu uuri uuuu

bdoor bdort bhood bhooi bhoot bhour bhrrd bibbo bibio bibod bibri biddu bidor bidri bidur bihor bihou bihud birdo birdu birou birth birur bitit bitru bitti bitto bo-bo bo-ho bobbi bobr bobri bodd- bodhi bodio bodir bodiu bodor bodri bohor bohot bohri boiro boito boodh booit boord boort booru booth borbo bordi bordo borid borio boro- borod boroo borot borou borro borth borut botou botro botti bottu boudh boudu bourd bouri bouth bouto bridi briod briot briou brith brito britt brobo brodd brodo broid brood broth broto broud brout brrrr brud- bruit bruiu bruri btr-d btr-t buddh buddu budhi budur buhid buird buith buoho buord burdi burio buroo burri burro burru burtt burud burut butdo butid butit buto- butoh butor butot butou butuo butut d-dot d-rod ddddd dhobb dhobi dhoot dhoti dhrti dhubb dhuhr dhuti dibri diddu didio didit didot didto dioid dioro dioti dirth ditib dittd ditti ditto do-do dobhi dobri dobro dodoo dodro doido doodo dooth doout dordt dorid dorio dorit dorot dorth dorud dothi dotid dotoo dotti dotto doubt douit douro douth drbob dridu drith drobo drohi droid droit drood drori drott drouh drout druid druri dtour dubbi dubbo dubi dubti duddo dudhi dudou duhri duhti durio durtu duruh h-bio h-iib hhhhh hhour hhtdd hi-hi hibhi hibit hibob hibor hibri hibur hidio hidir hidr- hidur hiroi hiroo hirth hirur hitit hitor hitto ho-ho ho-oh hobit hobor hobro hobub hoddu hodhr hodid hodod hodur hohot hoodi hoord hoori hoort hordt horii horio horod horro horru hortd horth horti horto hothr hotot hotto hou-i houir hourd houri houtu hthrt hubur hudud hudur huhuh huidu huird huobi hurri hurtt hurtu hutir hutit hutor hutto huttu huuru i-bid i-bod i-bot ibbur ibibo iboth idio- idiot idodi idood idoru idoto ihurt iiiii iitti iobit iodid iodo- ioooi ioooo iorio iotit iotti irbid irbit irid- irido irobo irori irour irrit itbit itdid ithot itobi itour itout itrod ittoo ittti itu-d itu-r itu-t ituri ituro ituru itutu o-r-b obhor obodo oboro oboth obout obudu oddur odibo odiid odori odour odudu oduro oh-oh ohbot ohiou ohour ohrid ohrio ohrob ohrot oidor oirot oitti oobit ooioo ooooh ooooo ootid orbit orbot ordib ordro oribi oridb orito orobo orodo orout orth- ortho ortoo oruro orutu othoi othou othur otobi otori ototo otour ottir ottoi ottur oubit oubut ouihi ouir- ouoro outdo outro outto rhod- rhodo ribbi ribo- ribot rithi ro-ro robbi robbo robo- robor robot robrt robur rodbo roddi rodor rodri rohit rohob rohod rohri rohru roiot roodi roodu roohi rorbu rorid rotho roto- rotor rotot rotti rotto roubt routh routt rubbi rubid rubio rubor ruhub ruiru ruoti ruthi ruthu ruuth ruutu t-hub tbird tbtbt tbutt tdoit thibi thio- thiou third thiri thiru thori thoro thorr thort thoru thoth thoti thour thout thrid throb throd throo throt throu thrub thuid thuir thuit thurd thurt thuru ti-hi ti-ti tibbi tibbu tibor tibro tibur tiido tiout tirit tiro- tiroi tirou tirru tirth tirur tithi titho titii titou titti to-do to-ho tobit tobor tobot tobou todid todor tohit tohot tohui toord tooth tordu torht torii torio torit torob torri torro torti torto tortu torud toti- toto- totoo touho touih touit tourd touro trhdr tri-d tribu triod trior trit- trito tritt trood troth trott trout trubu trudi trudo truit truro truth ttttt tubi- tubo- tubod tubou tubri tudor tudou tudur tuori tuotu turbi turbo turbt turid turio turit turot turri turro turtu turut tutor tutti tutto tuubi tuudi tuuri tuuru u-bit u-dub u-hid ubirr ubobo udrih uh-oh uh-uh uhdoh uhhoh uhhuh uhtri uhuru uiro uitti urdoi urith uroob urour urubu uruit ururi uruti urutu utrdb utro- utror uttur uturu ututo uuuuu

bbbbbb bhutto bibiri bibiru bidbid biobor biodot biohit biotti birhor biribi birohi birori bitour bitrot bittor bittou bittur bo-hoo bobbio bobiri boditi booboo boohoo bootit borbor boridi borith bororo boruth bothid bothr- botiid botoro boubou bouddi boudit boudou bourou bourth boutob bribir bribri briord brito- britot brotto brubru brutii brutti brutto btooth bubbio bububu buddhi budrio burbot burbur burdit burdur burhou burior buriro buriti burotu burrio bururi burutu butbro buthid buttir buttto buutuo dbttht ddr-ii dhrohi dhubri didtoo dihoti diii-d diiod- diiodo diodor diorio dioubo dithi- dithio dobi-i dobrut dododo dodori doobdi doorto dorbod doriot dorith dorito dorobo dorood dororo dorrit dotbot dotdot dotodo dotoid doudou dourou doutou doutro drobot drouot drouth drruth druitt dubdub duhour durior durtro dutoit h-hour hibhib hibito hibrid hidour hidout hidro- hirobo hirohi hiroto hirudo hitori hitoto hitout hitudu hiurud hobbit hodhur hodori hohhot hohoho hohrod hoodoo hoohoo hooroo hororo horrid horror hortor hotbit hotbod hotbot hotoro hotrod hottot hottub houtou hrotti htruth hubbub hubdub hubrid hububb hudood huh-uh huhhot hurroo hurth huthur huthut ibibio ididit idoido idotoo ihitit iiooio irbidi iridio irido- irobot irridu irrour ittiri ittro- iturbi obturb odroid ohohoh ohtoto oohooh oooooo oordoo ordoru orobii orrho- orrour orthid ortho- ortrud otidid