ktke ktkk ktko ktkr ktkt ktku ktob ktoe ktoh ktok ktoo ktor ktot ktrb ktre ktrh ktrk ktro ktrr ktrt ktru ktth kttk ktto kttr kttt kttu ktub ktuh kubb kube kubo kubr kubu kuek kueu kuht kuhu kuke kukh kukk kuku kuok kuoo kurb kure kurk kuro kurr kurt kuru kute kuth kuto kutr kutt kutu kuub kuuk kuur kuuu o-eo obbo ober obet obkb oboe obok obor obot obre obrh obro obuh oere ohbe ohee oher ohho ohob ohoh ohok ohre ohte ohto ohtu okeh oker oket okko okok okor okot okre okro okto okur oobe ooer ooho ooku oooh oooo oore oort ootb orbb orbe orbo orbu ore- oreb oreh orek oreo orer orhe orke orko oro- oroe orok oror orot orro orte orth orto orub otee oter othe otho othr oto- otoe otoh otok otoo otor otre otro otte otto ottu otur ouer our- oure ouro ourt out- outb oute outh outo ouu- rbbb rbbr rboh rebb rebe rebk rebo rebu reeb reek reet rehb rehe reht reke reko rekt reot reou rere rero rert reru rete reth reto retr rett reue reuk reut reuu rheb rhee rheo rhet rhob rhoh rhue rob- robb robe robo robt robu roer roet rohe rohr rohu roke rokh rokk roko rokr roku roob rook roor root rore rork roro rort roru rote roth rotk roto rotr rott roub roue rouh rouk rout rrrr rtee rthk rubb rube rubu ruer ruet ruhe ruhh ruhr ruke rukh rukk ruku ruok rure ruro ruru rute ruth ruto rutt rutu tbrb tebo tebu teek teer teet teho tehr teke tekh teoh teok teor ter- tere terk tero terr teru tete teth teto tetr tett tetu teuk teut the- theb thee thek theo ther thet theu thoe thoo thor thot thou thre thro thru thtb thtr thue thuk thur tobe tobo tobt tobu toee toeh toek toer toet toho tohu toke toko toku tooh took toor toot tore tork toro torr tort toru tote toth toto totr tott touh touk tour tout tre- tree trek treo tret treu troe troo trot trou trte trtr trub true truk trut truu ttbb tteo tter ttoe tttt tubb tube tubo tubr tubu tuer tuet tuht tuhu tuke tuko tuor turb ture turk turo turr turt turu tute tuto tutt tutu tuuo ubbe ubbo ubek uber ubet uher uhoh uhok uhuh ukek ukeu ukko ukok ukur uoke uor- uore urbe ure- ureh uret urho urke uro- urok uroo urre urrh urte urth uruk urur urut uter uthe utor utto uttu uuuu

-tree b-r-k bbbee bbook be-er be-ro bebek beber bebot beebe beeke beete beeth beeut beher behet behot behue beker bekke bekko bekok beote beoth beour berbe bereh berek beret berhe berk- berke berko berob beroe berok beror berre berru berte berth berto betee beter bethe betke betoo betor betou betre bett- bette betto beuer beure beute beuth bheer bhook bhoot bhore bhour bo-bo bo-ho bobek bobet bobko bobok bobr bobre boeke boekt boero boeur bohok bohor bohot bohte bokeh bokeo boker boket bokko bokok bokor booer booke booko boore boort booru booth borbo boree borek borer boret borko borku boro- borok boroo borot borou borre borro borth borut botet bothe botok botou botro botte bottu bouee bouer bouet bouke bouko boure boute bouth bouto brebu breek breer breet breke breo- brere breth breto brett breu- brobo broek broer broke brook broth broto broue brouk brout brrrr bruer bruet bruke brute btr-t bubbe buber buker buket bukk- bukor buoho bureh burek buret burke buroo burro burru burte burtt buruk burut buteo buter buthe butke butko buto- butoh butor butot butou butte butuo butut ebber ebbet ebeko ebert ebook eboue ebure eeeee eheke ehret ekeko ekker ektor ekuku ekuru eorre erbbe erber erere erkko eroor erore eroto error errtu erte erter erthe eruke eteke etete ether etho- etoko etoro etour etree etrek etter eturu eubro euro- eurre h-e-b he-he he-ro hebbe hebe- heber heere heete hehte heker hekk- hekou hekte heore herek herke heroe herre herro herte herth herto hertu heruk herur herut hetek heter hethe hette hetto hetur heuer heure heurt heute hheth hhhhh hhour ho-ho ho-oh hobet hoboe hobor hobro hobub hoeke hohoe hohot hoker hoket hokke hokku hooer hooke hookt hoore hoort horeb horhe horre horro horru horth horto hothe hothr hotot hotte hotto houre houtu hrbek hrere hthrt htree hubbe huber hubur huere huete huhuh huker hukok huork hurbe hureh hurko hurok hurre hurtt hurtu hutor hutte hutto huttu huuru k-rob k-t-b k-ute kebbe kebek keber kebob keeho keere kehek kehoe kehte kerek keret kerre kertu ketek keter kethe keto- ketou kette ketto kheer kheth khoku khoro khour khuru khutu khuur ko-ko kobee kober kobru kobuk koeru kohte kohut koker koket kokko kokor kokot kokou kokre kokur kokut kooru korbe korbo koreh korek korke korku koror korro korte korth kortu korue koruk kotor kotto kottu kotur kouer koure kouth kouto kre-o kreek kreke kreo- krete kreuk kroke kroot krout krtok kruth kruto kubek kuber kubok kueht kuheh kukko kukok kukur kurbu kureh kurek kurku kurre kurte kurth kuruk kuteh kuthe kutho kutkh kutob kutte kuttu kutur o-r-b obbet obert obete obhor oboro obote oboth oboue obout obreb obrok oerth oh-oh oh-ok ohbot ohour ohrob ohrot ohthe okbut okeke okere oketo okhre okker okkur okobo okoho okoro okrut okubo okuku okuru oo-er ooher ooooh ooooo oothe orbot oreo- orere orero orkut orobe orobo oroer oroke orout orret orter ortet orth- orthe ortho ortok ortoo orube oruku oruro orutu otere otero other othou othre othur otoku ototo otour otrok otter ottur otuke oture oubut ouert ouhte ouoro oure- outer outre outro outto rebbe reber rebet rebut reere reerh reeth reher rehet rehoe rehue rekke rere- reree reret rerob retee reter rethe retro rette retto reuer reuet reute reuth rheo- rhett rhoeo ro-ro robbe robbo rober robo- robor robot robrt robte robur roero rohob rohru rokee roker roket rokke rokkk rokot rokto rooer rooke rookh roore roote rooue rorbu rorer rorke roteb roter rothe rotho rotko roto- rotor