drub drue drui drut druu dry- drye dted dtor dtot dub- dubb dube dubu duby dudd dude dudo dudu duer duet duey duid duir duit duo- dure duri duro durt duru dury dute duty duur duut duyr dybe dybt dybu dydd dyde dyed dyer dyey dyio dyit dyo- dyoo dyor dyot dyou dyr- dyrb dyre dyri dyro dyrt dyru dyt- dyty dyur dyyr ebbo ebbr ebby ebed eber ebid ebit eboe eboo ebor eboy ebro ebru ebur edde eddi eddo eddy ede- edei eder edie edit edod edou edru edur eeby eede eedu eeee eero eery eete eetu eid- eide eidi eido eidr eidu eied eiei eier eiou eird eire eiry eitb eiti eito eitr eode eoir eore eori eotd eoto erbb erbe erde erdi ereb ered erei erer eret erie erio erit eriu erob erod eroe eroi eroo erre erro ertu erub erur erye etbr etee eter etio etoe etoy etre etro ette etti etto ettu etty etui eubi eude euer euoi eur- eure euro eurt eury eyeb eyed eyer eyet eyey eyio eyir eyot eyre eyry eyte eyyr i-be i-by ibdo ibed ibet ibid ibie ibot ibrd ibri ibro ibtb ibuy ibyi idbe iddo ided idee ideo ider idid idie idio idir idre idro idub iduo iedr ieet ieie ieio iere ieri iett ieud iide iied iiie iiii iiio iiit iioi iioo iitr iitt iobi ioby iod- iodd iode iodo ioee ioii ioio ioit iooi iooo iore iori iote ioto irbe irby irdo ired iree irer iri- irid irie irio iriy irob irod irre irri irte irti itbe itby itdo iter itet itie itoi itoo itor itou itri itry itto itty itur iuiu iuty iyer iyet iyre o-eo obbo obby obdt obed ober obet obey obid obie obit oboe oboi obor obot oboy obre obri obro obtd odbo oddd oddi oddy oded odei odeo oder odet odie odio odir odiu odoo odor odot odou odry odtu odur odyr oedo oeid oere oeti oeye oeyo oido oier oiii oire oirt oiry oiti oobe oobi ooby oodi ooer ooid oooo oord oore oort oory ootb ooty orbb orbe orbi orbo orbu orby orde ordo ordu ore- oreb ored oreo orer orey ori- orid orie orio orit oro- oroe oror orot oroy orri orro orry orte orto orub otbd oted otee oter otit oto- otoe otoo otor otoy otre otro otry otte otti otto ottu otur otyr oude oued ouer ouie ouii ouir ouit our- oure ouro ourt out- outb oute outi outo outy ouu- ouyr oyee oyer oyeu oyou oyre oyri rbbb rbbr rder rdio rebb rebe rebo rebu redd rede redi redo redr redu redy reeb reed reet reid reii reir reit reiu reod reot reou rerd rere reri rero rert reru rery retd rete reti reto retr rett rety reue reut reuu reyd reye rib- ribe ribo ribu riby ridd ride ridi rido ried rier riet rieu riot riou rire riri rite riti rito ritt ritu riue riyo rob- robb robe robi robo robt robu roby rodd rode rodi rodo rody roed roer roet roey roid roio roir roit roiu roob rood rooi roor root rore rori roro rort roru rory rote roti roto rotr rott roty roub roud roue rout rouy royd roye royt rred rrrr rtdt rtee rtei rubb rube rubi rubu ruby rudd rude rudi rudo rudy rued ruer ruet ruid ruit ruoy rurd rure ruri ruro ruru rute ruti ruto rutt rutu ruty ruud ruyd ruyi rybe ryde rydy ryeb ryet ryob ryot rytt ryue ryyt tbit tbrb tddb tdor tdri tebo tebu tedd tede tedi tedy teed teer teet teie teir teiu teor ter- tere teri tero terr teru tery tete teti teto tetr tett tetu teut teye teyr tibi tibu tidd tide tidy tie- tied tiee tiei tieo tier tiet tiit tiiu tiou tirb tird tire tiri tiro tirr tiru tiry tite titi tito titt titu tiye tiyi tiyo to-y tobe tobi tobo tobt tobu toby todd tode todi todo todt todu tody toed toee toei toer toet toey toid toie toit tood toor toot tord tore tori toro torr tort toru tory totd tote toti toto totr tott toty toui tour tout toyb toyo toyt tre- tred tree trei treo tret treu trey tri- trib trie trio trit trod troe troi troo trot trou troy trte trtr trub trud true trut truu try- tryb trye tryo ttbb tteo tter ttoe ttoy tttt ttyd tubb tube tubo tubr tubu tude tudi tudu tuei tuer tuet tuey tuit tuiu tuor turb turd ture turi turo turr turt turu tury tute tuti tuto tutt tutu tuty tuuo tuye tybi tybo tydd tyde tydi tydy tyee tyer tyet tyir tyr- tyre tyro tyrr tytd tyte tyti tyto tytt tyty u-ie ubbe ubbi ubbo uber ubet ubid ubii ubir ubit ubod ubud uddi uder udet udid udir udoo udot ueir uirr uor- uore urbe urbi urde urdu urdy ure- ured uret urey urib urie uriu uro- uroo urre urri urry urte urur urut utby uter utid utor utoy utri utti utto uttu uuri uuuu uydo uyir uyre yber ybet ybor ybry ydee ydie ydre ydyt ye-u yedd yede yedi yedo yeed yeer yeet yeid yeie yeii yeir yeit yeot yerb yerd yere yeri yero yerr yert yery yete yeti yeto yett yeue yeye yeyi yeyo yeyr yidi yidu yiet yirb yird yire yirr yite yiti yiud yobi yobo yode yodo yoit yood yoot yord yore yori yoro yort yory yote yott youb youd youe youi your yout yoye yoyo ytre yubu yude yudo yudu yued yuer yuie yuit yurd yure yuri yurt yury yute yuto yutu yuty yuye yuyu yyyy

-tree b-boy b-e-d bbbee bbuoy bd-re bdboy bdoor bdort be-er be-ro bebdo bebed beber bebod bebot bebti bedde beddy bedee beder bedet bedid bedot bedri bedub bedue bedye beebe beeby beede beedi beerd beeri beery beete beety beeut beibi beide beidi beidu beier beird beire beite beiyu beode beoir beord beory beote beour berbe berde berdu bered berei beret berey berid berie berio berit beriu berob