-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 rotot rotte rotto roubt rouer rouet rouhe rouke rouko roure route routh routt rt-rk rubee ruber rubke rubor ruere ruete rueth ruhub rukke ruteh ruter ruthe ruthu rutte ruuth ruutu t-hub tbtbt tbutt teber tebet tebuk teeko teeth tehee teket tekke tekko terek teret tereu terok teror terre terro tert- teruo teter tethe tetr- tetro tette teuhe teuto thebe theeb theek theer theeu theke theo- theor ther- there therk thero thete theth theue theuk thobe thoke thore thoro thorr thort thoru thoth thour thout thre- three threo thret threu throb throe throo throt throu thrub thrue thuet thure thurt thuru thute to-be to-ho tobbe tobeh tober tobet tobor tobot tobou tobre toerr toeto toher tohku tohoe tohot toker tokke tokko toko- tokor tokuo tokur toobe tooke tookh toore tooth torbe toreo toret torht torke torob torok torre torro torte torto tortu torue toter tothe toto- totoe totok totoo totte touho touke toure touro toute trbuk treer treet trere trete trett treut troee troke troth trott troue trout trubu truer truke truro trute truth tteok ttttt tubek tuber tubo- tubou tuero tuhte tukur tuotu turbe turbo turbt tureh turek turet turko turku turok turot turre turro turtu turut tutee tuteo tutku tutor tutte tutto tuuru uber- ubobo uh-ee uh-oh uh-uh uhhoh uhhuh uhuru ukeke ukert ukobu uouee ureo- urker urkut uroob urour urter urthe urubu urutu utebo uter- utero uther utkhu utro- utror utter uttur utube uturu ututo uuork uuuuu