-tree bbbee bccip bccup be-er beber bebic bebti becic beciu becue becut beebe beepi beeri beete beeut beibi beice beier beipu beire beite beppe beppu berbe bercu berec berei beret berie berit beriu berre berri berru berte berti betee beter betie betre bett- bette betti beuer beure beute bibbe biber bibic bibie bibri bicep bicer biebe biere bieri biert bieti bieup bipib birie birur biter bitit bitru bitte bitti bitup biure brebu brece breer breet breit brere brett breu- bribe brice briec brier brite britt brrrr bruce bruer bruet bruit bruiu bruri brute btc-e btr-t bubbe buber bucci bucet bucic bucie bucur buici buipe buire burcu buret buric burie burri burru burte burtt buruc burut butec buter butit butte butut c-p-c c-tec ccccc cccii ccett cciii ccitt cebec ceber cebit cebpb cebpe ceci- cecie cecri ceere ceipp ceirt cepci cepet cepic cepie cepii cerbu cerc- cerce cerci cerec cerer ceret ceric cerie cerre certe cetic cette ceuti ciber cibir cicer ciceu cietc cipce ciper cippi cipre cirbp circe ciric cirie cirr- cirri citec citee citer citie citr- citte ciuti cpctc cpeir cpi-u crebe crece creep creer crepe crept crepu crete cretu creu- creue creup cribb cribe crice crier cripe cript cruce cruet crupe crure cteep ctree ctrie ctrip cttee cubbe cubeb cuber cubi- cubic cubie cubit cubub cucei cucui cueup cuire cuite cuper cupic cupr- curbi curce curer curet curic curie curre curri curti curup cutcu cutee cuter cuti- cutie cutit cutup ebber ebbet ebbie ebert ebibe ebure eccup ecipe ecrit eeeee eepee eerie eetti eipic eipri eirie eiter eitri eperc epice eppie epptb epure erbbe erber erect erept erere ericb erice erier eriic erite eritu errtu erte erter eruct erupt etete etite etree etter ettie eturu eubie eucip eucre euric eurre i-bet ibbur ibert ibeti icbrr ice-t iceci iceit iceup icici icier icter ictic icube iebet iecee ieiri iepe ieper ierei iette iiiee iiiii iitti iperu ipeti ipiti ippee ippei ipubi irbit ircii irece irete irite irrep irrit irtec irupi itbit itete itire itrip itter ittre ittti itu-r itu-t ituri ituru itutu iuput iurie p-rep pcepi pcept pcert pci-e pctct pebi- pebie pebre peebu peece peere peeri peert peete peice peire peirt pepee peppe peppi pept- pepup perce perci perec perer peret peri- peric perie perit perre perri perte perti peruc perur petbe petcu peter petie petit petr- petre petri petru pette petti petur peuce peure picr- picti picui piece piere pieri piert pieup piibe piiri piper pipet pipit pippi pipri pirce piric pirie pirre pirri pirui piter pitie pitip pitre pitri pitru pitti piuri piuru piute prece preci preie prete preti price prier priit prite priti pritt pruce prute ptcrb pter- ptere pteri ptice ptprb ptprc ptpre ptprr ptprt ptpru puber pubic pucci pucie pueri puett pupet puppe pupri purce puree purer purie purre purte puter putit putre putt- putte putti puttu putup puuri rcirc re-up rebbe rebec reber rebet rebit rebut recce recep recet recip recit recpt rect- recte recti recue recur recut reece reepe reere reeti reice repec repet repic repit reppe reprt repub reput rere- reree reret reric rerip rerir retee reter retie retip rette reuer reuet reuir reute reuti ribbi ribce riber ribet ribie ribup ricci ricer riceu rieti ripec riper ripit rippe ripup ririe rirpu riuer rripe rtice rubbi rubee ruber rubie rubup rucci rucer ruere ruete ruiru rupee ruper rupie rupit rurec ruric ruter rutic rutte ruutu tbeti tbtbt tbutt teber tebet tebi- tecic tectb teepe teeup tepee tepet tepeu tepic tepit teppu tepui terce teret tereu terre terri tert- teter tetr- tetri tette ti-ti tibbi tibbu tiber tibet tibur ticci ticer tieit tiere tieri tierp tieup tieut tiper tipet tipit tippi tippu tipup tiree tirer tiret tirit tirru tirur titcr titer titii titre titte titti titup tpcit treer treet treib treie treip treit trepp trept trere treri trete trett treut tribe tribu trice trieb triei trier triet trieu triip tripe tripi tripp tript trit- trite tritt trubu truce truer truit trupt trute ttttt tuber tubi- tubri tucci tucep tucet tuctu tueie tueit tuire tuite tupee tuppi turbe turbi turbt turei turet turic turie turit turre turri turtu turup turut tutee tutie tutte tutti tuubi tuuei tuuri tuuru u-bit u-cee uber- ubirr uitti upc-e upcut upeet upice upier upper uppie upput upter uptie urbic ureic ureit uribe uric- urite urric urter urubu uruce urucu uruit urupe ururi uruti urutu uter- uteri utier utter uttur utube uturu uuuuu