ruge rugg rugh ruhe ruhh ruhr rurc rure ruru rute ruth rutt rutu tbcb tbcc tbce tbrb tccc tccu tch- tche tchh tchr tchu tctc tebu tech tecr tect teec teer teet tegg tegh tegt tegu tehr ter- terc tere terr teru tete teth tetr tett tetu teut tgcc tgtc thch the- theb thec thee ther thet theu thre thru thtb thtr thue thug thur trcc tre- trec tree treg tret treu trge trtc trte trtr trub truc true trug trut truu ttbb tter tttt tubb tube tubr tubu tucc tuch tuer tuet tugg tugh tugu tuht tuhu turb turc ture turg turr turt turu tute tutt tutu ubbe uber ubet ucbc uche ucrc ucut ugcc ugcg uggt ughe ugur uguu uher uhuh urbe urch ure- ureh uret urge urgh urgu urre urrh urte urth urur urut utec uter uthe uttu utug uuuu

-tree bbbee be-er beber beche becue becut beebe beech beete beeth beeut begee beget begge begue begur begut beher behet behue berbe bercu berec bereg bereh beret berge bergh berhe berre berru berte berth betch betee beter bethe betre bett- bette beuch beuer beugh beure beute beuth bheer bhtec brebu brece brech breer breet breg- brege bregg brere breth brett breu- brrrr bruce bruch bruer bruet bruge brugg brugh brute btc-e btech btr-t bubbe buber bucet bucht buchu bucur buger bugge bught bugre burch burcu bureh buret burge burgh burgu burru burte burtt buruc burut butch butec buter buthe butte butut c-tec ccccc ccett cebec ceber cech ceche cecht ceere cegge cerbu cerc- cerce cerec cerer ceret cerge cerre certe cette chech cheer cheet chege chegg chehr chere chert cheru chete cheth chett cheue chher chubb chueh chuet chugh chur- chure churr churt churu chute crebe crece creer cregg crete cretu creu- creue cruce cruet crure cruth ctree cttee cubbe cubeb cuber cubub cuche curce curch curer curet curre curug cutch cutcu cutee cuter cuthe ebber ebbet eberg ebert ebure echte ecthr eeeee eetch egger egret ehret erbbe erber erceg erech erect erege erere errtu erte erter erthe ertug eruct etche etchu etete ether etree etter eturu eucre eurgh eurre gberg gberu ge-hu geber gebet gebre gebur gechu gee-h geech geere geert geete gegge gehee gerbe gerce gerre gerth gertt getee geter gethe gethu gette gheet ghubb grebe grece grech grecu greer greet grege gregg grete greth grett greut grgur grrrr grubb grube gruch grure gruut gtech gtube gubbe gubeh guber gubru guce gucer guere gugeh gughe gureh gurge gurre gurth gurur guthu gutte h-e-b he-he hebbe hebe- heber heche hecht hect- hecte heegh heere heete heger hegge heght hehte herce hereg herre herte herth hertu herur herut hetch heter hethe hette hetur heuch heuer heugh heure heurt heute hgttg hheth hhhhh hrere hthrt htree hubbe huber hubur hucch huche huere huete huger huget hugge hughe huhuh hurbe hureh hurre hurtt hurtu hutch hutte huttu huuru rebbe rebec rebeg reber rebet rebut recce recet reche recht rect- recte recue recur recut reece reech reege reere reerh reeth regec reger reget regge regtt regur regut reher rehet rehue rere- reree reret retch retee reter rethe retrg rette reuer reuet reute reuth rhett rubee ruber rucer ruche ruegg ruere ruete rueth ruger ruget rugge rughe rughh rught ruhub rurec rutch ruteh ruter ruthe ruthu rutte ruuth ruutu t-hub tbtbt tbutt tchuh teber tebet tecch teche tectb teech teege teeth teght tegre teguc tegur tehee terce teret tereu terge tergu terre tert- tetch teter tethe tetr- tette teuch teuge teugh teuhe thebe thec- thect theeb theer theeu thegh thegr ther- there thete theth theue thre- three thret threu thrub thrue thuet thure thurt thuru thute treer treet treg- trere trete trett treut trubu truce truch truer trugg trute truth ttttt tuber tucet tuche tucht tuctu tuech tugce tuhte turbe turbt tureh turet turre turtu turut tutch tutee tutte tuuru u-cee uber- uchee ucheh uchte uchuu ugrug uh-ee uh-uh uhecr uhhuh uhuru urech urger urgut urter urthe urubu uruce urucu urutu uter- uther utter uttur utube uturu uuuuu

b-tree bbbbbb becher bechet becure beebee beebug beegee beeter begec begger behete behter berbee berber berche bereet berege berere berger berhet berrer berret berthe bertre berube betere betete betrue bettee better betutu beurre bgtbcc bhurch brecht breech breege breere breeth breger bregge bretch bretcu brethe brette breuer brubru bruche brucht brugge brughe brught bruree brutch bthree bubber bububu buchch bucher buchet buech bugbug bugchu bugger bugget bugher buhrer burbet burbur burcer burcht buregh burgee burger burree burrer burret burutu butere butter butthe butucu c-cube ceecee cerete ceruce chebec chebet cheche chechu cheech cheere cheget chegre cherch cheree cheret cherre cherte cherub cherur cheuge chubeh chubut chuchu church churet churre creche creech creete crethe cruche cruger crutch cubber cubert cubeth cubube cucube cucuge cucurb curber curete cureth currer curret curter cutcut cuttee cutter cutthe ebbert ebbeth ebughu eburru eebree eerect egbere egbert eggert erbree ercege erche- ercheu erreth errett etcetc etcher etgert ethere ethete ettutu eucher euchre eutere g-tube gbegbe gebbet gebert geegee gegger gerber gerege gerehu gereut gerger gerret gerthe gertte geruge getcut gether getter gheber ghebre greece greete greger gregge gregre gretch greter grethe grette grubbe gruber gruche grugru grutch gteter gubber gubeer gubgub gueber guebre guegue guerre guetre gurbru gurugu guttee gutter guttur hebbur heberg hebete hecche hecher heebee heeger heehee heerce heeter hehehe hehheh herber herbet herceg herge herger herget herher herter herthe hetche heter- hether hetter heurte heutte hhgttg hrebec htruth hubber hubbub hubert hububb hucche hueber huetre hugger huguet huh-uh hurrer hurter hurth huthur huthut hutter r-tree rebbec rebeuc rebute recche recrue recuer recurb recure recurt reetch regehr regret regueb rehber rehete reheur retche retece retech reteer reteet retere rether retree retret retter rettur retube returu reucht reuere reurge reuter reuthe reutte rubbee rubber rubutu ruchet rugetu rugger rurutu rutger ruther ruttee rutter rutube t-tree t-tube te-hee tebeth tecche techch teebee teehee teerth teetee teeter teethe tegher teghut tercer tercet terete terrer terret terter tertre tetche tetete tethee tether tetteh tetter teucer thebbc thebug theche theegg thehub thehue