icrt icru icub icue iecc ieet ieie ieio iere ieri iett iiie iiii iiio iiit iioi iioo iirc iitr iitt iiuc iobi ioci ioee ioii ioio ioit iooi iooo iore iori iote ioto irbe ircc ircu iree irer iri- iric irie irio irob iroc irrc irre irri irte irti itbe itec iter itet itic itie itoi itoo itor itou itri itto itur iucc iuce iuiu o-eo obbo obec ober obet obie obit oboe oboi obor obot obre obri obro ocbc occc occi occt oce ocee ocet ocre ocro ocrr oct- octe octi octo ocur oec- oecc oeec oere oeti oici oier oiii oire oirt oitc oiti oobe oobi oocr ooer oooo oore oort ootb orbb orbe orbi orbo orbu orce orci orco ore- oreb orec oreo orer ori- oric orie orio orit oro- oroe oror orot orri orro ortc orte orto orub otee oter otic otit oto- otoe otoo otor otre otro otte otti otto ottu otur oucc ouer ouie ouii ouir ouit our- oure ouro ourt out- outb oute outi outo ouu- rbbb rbbr rcbc rcbo rccb rccc rcet rcic rctc rcti rebb rebe rebo rebu recc rece reci recr rect recu reeb reet reii reir reit reiu reot reou rere reri rero rert reru rete reti reto retr rett reue reut reuu rib- ribe ribo ribu ricc rice rico rict rier riet rieu riot riou rire riri rite riti rito ritt ritu riue rob- robb robe robi robo robt robu rocc roce roco roer roet roio roir roit roiu roob rooi roor root rorc rore rori roro rort roru rotc rote roti roto rotr rott roub roue rout rrrr rtcc rtce rtee rtei rubb rube rubi rubu ruce ruci ruct ruer ruet ruit rurc rure ruri ruro ruru rute ruti ruto rutt rutu tbcb tbcc tbce tbit tbrb tccc tccu tctc tebo tebu teco tecr tect teec teer teet teic teie teir teiu teor ter- terc tere teri tero terr teru tete teti teto tetr tett tetu teut tibi tibu ticc tice tico tie- tiee tiei tieo tier tiet tiit tiiu tiou tirb tire tiri tiro tirr tiru titc tite titi tito titt titu tobe tobi tobo tobt tobu toce toci toco toee toei toer toet toie toit toor toot torc tore tori toro torr tort toru totc tote toti toto totr tott toui tour tout trcc tre- trec tree trei treo tret treu tri- trib tric trie trio trit troc troe troi troo trot trou trtc trte trtr trub truc true trut truu ttbb tteo tter ttoe tttt tubb tube tubo tubr tubu tucc tuco tuei tuer tuet tuit tuiu tuor turb turc ture turi turo turr turt turu tute tuti tuto tutt tutu tuuo u-ie ubbe ubbi ubbo uber ubet ubic ubii ubir ubit uboc ucbc ucci ucio ucrc ucut ueir uirr uocc uor- uore urbe urbi urci ure- uret urib uric urie uriu uro- uroo urre urri urte urur urut utec uter utor utri utti utto uttu uuoc uuri uuuu

-tree bbbee be-er be-ro beber bebic bebot bebti becco becic beciu becue becut beebe beeri beete beeut beibi beice beier beire beite beoci beoir beote beour berbe bercu berec berei beret berie berio berit beriu berob beroe beror berre berri berru berte berti berto betee beter betie betio betoo betor betou betre bett- bette betti betto beuer beure beute bibbe bibbo biber bibic bibie bibio bibri bicer biebe biere bieri biert bieti bioci bioco biore bioue birie biroc birou birur biter bitit bitru bitte bitti bitto biure bo-bo bobbi bobet boboc bobr bobre bobri bocce bocci bocet bocor boece boero boeur boibe boice boier boire boiro boite boito booce booco booer booit boore boort booru borbo borce borci borec boree borer boret boric borio boro- boroo borot borou borre borro borut botet botie botou botro botte botti bottu bouce bouee bouer bouet boure bouri boute bouto brebu brece breer breet breit breo- breoc brere breto brett breu- bribe brice brico briec brier briot briou brite brito britt brobo broce broer broto broue brout brrrr bruce bruer bruet bruit bruiu bruri brute btc-e btr-t bubbe buber bucci bucco buceo bucet bucic bucie bucur buici buire burcu buret buric burie burio buroo burri burro burru burte burtt buruc burut butec buteo buter butit buto- butor butot butou butte butuo butut c-cor c-tec ccccc cccii ccett cciii ccitt cebec ceber cebit ceci- cecie ceco- cecri ceere ceibo ceirt ceoce ceoor cerbu cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerou cerre cerro certe cetic ceto- cette ceuti ciber cibir cicer ciceu cietc circe circo ciric cirie cirio cirr- cirri cirro citec citee citer citie citou citr- citro citte ciuti co-bo co-co cobbe cobie cobit cobot cobre cobue cocc- cocce cocci cocco coceo cocio cocir cociu cocto cocur coete coeur coice coire coiro coite cooee cooer cooie coore coote corbe corbi corbo corbu corce core- coree corer coreu corie corio coro- coroi corot corre corri corte corti corto coter cott- cotte cotto cottu cotui couco couer courb coure couri court couru couto coutu crebe crece creer creio creo- creot crete cretu creu- creue cribb cribe cribo crice crier crio- crito croce croci croco crooe croot crore crote crott crout cruce cruet cruor crure ctree ctrie cttee cttoi cubbe cubeb cuber cubi- cubic cubie cubit cubo- cubot cubub cucei cucui cuero cueto cuire cuite cuoco cuore curbi curce curer curet curic curie curio curre curri curro curti curto cutco cutcu cutee cuter cuti- cutie cutit cutro cutto ebber ebbet ebbie ebert ebibe eboue ebrio ebure ecori ecrit ecto- ector ectot eeeee eerie eetti eieio eirie eiter eitri eorre erbbe erber erect erere ericb erice erier eriic erio- erite eritu eroor erore eroto error errtu erte erter eruct etete etio- etite etoro etour etree etter ettie eturu eubie eubro eucre euric euro- eurre i-beo i-bet i-bot ibbur ibero ibert ibeti ibibo ibore icbrr ice-t iceci iceit icici icier icter ictic icube iebet iecee ieiri ierei ieroe iette iiiee iiiii iitti iobit ioooi ioooo iorio iotic iotit iotti