bbbb bbdd bbeb bbet bblb bbrc bcbc bccc bccl bcde bcec bcer bcet bcru bctc bcuc bd-r bdbc bddc bdle bebb bebe becu bede bedl bedu beeb beed beel beer beet beld bele bell belt belu berc berd bere berr bert beru betc bete bett betu beur blbt blcu bldc bldr bleb bled blee blet bleu blrc blub blud blue blur blut brcb brce brdt breb brec bred bree brel brer bret brrr brtc bruc brud brue brut btcc btcl btdt btec btrc btrt bttb bubb bube bubu bucc buce bucu budb budd bude budl budu buel buer bueu bulb buld bule bull bult bulu bur- burb burd bure burl burr burt buru but- bute butt c-cd cbbc cbcc cbce cbcl cbcr cbct cbcu cbdb cbdc cbec cbee cber cbet cblb cblc cbrd cbre cbrl cbrt cbtc cbtl ccbc cccb cccc cccl cccu ccdc ccdr cced ccee ccel cclc ccrc ccre ccrl ccrt cctb cctc cctl cctt ccuc ccut cd-e cd-r cddb cddl cddr cdec cder cdre cebu cec- cece cect cedd cede cedt cedu ceeb ceec ceel cel- celc cele cell celt cer- cerc cerd cere cerl cert cet- cete clcd cldc cldr clec cled clee cler clet cleu clrd cltb cltc club clud clue clut crbc crbu crcc crce crcr crdc cre- creb crec cred cree cret creu crrt crtc crtl crub crud crue crut ctec ctle ctrc ctrl cub- cubb cube cucc cuce cude cued cuer culb culc culd cule cull cult curb curd cure curl curr curt cut- cutc cute cutt dbcc dbtt dcbc dccb dccc dccl dcct dccu dcdb dctc dddd ddlc ddrc ddre ddub debe debt debu dec- decc decd dece decl dect dedd dede dedu deeb deed deel deer deet deld dele dell delt der- derb derc dere derr dete detr deue deul deur deut dlbd drbc dred dree drel dret drub drue drut druu dtcc dted dtle dtrl dub- dubb dubc dube dubu duce duct dudd dude dudu duel duer duet dulc dule dull dult dulu dure durt duru dute duul duur duut e-cl ebbc ebbr ebcc ebed ebel eber ebru ebul ebur ecbc ecbe eccb eccc ecce eccl ecct ecdc ecdl eced eclt ecrc ecrl ecrr ecru ect- ectc eddc edde ede- edel eder edle edru educ edur eede eedu eeee eele eerc eetc eete eetu el-b elbe elbu elcb elce elde eldr elec eled elee eler elet elle ellu elte elue elul erbb erbe ercc erce erde ereb erec ered erel erer eret erld erle erll errc erre ertl ertu erub eruc erur etbc etbr etcc etec etee etel eter etre ette ettu eubc eucd eude euer eule eur- eurc eure eurt lbcc lblr lbrt lcbc lccc lcce lcdd lcdr lcer lcrd lcrl lctl le-u lebd lebu lece lect lede ledt leed leel leer leet lele lell lelu lerc lerd lere lert lete lett leuc leud leur llcc lldb lldc llet lleu lllc llll llud lrdd lrrc lrrr ltbl ltcc ltee lttc lttr ltuc lube luce ludd lude lued luer lule lull lulu lurd lure lurt lute rbbb rbbr rbcl rble rcbc rccb rccc rcdc rcde rcet rcle rcrd rctc rder rebb rebe rebu recc recd rece recr rect recu redc redd rede redl redr redu reeb reed reel reet relb reld rele rell relt rerd rere rert reru retd rete retr rett reue reul reut reuu rldt rlee rleu rred rrle rrrr rtcc rtce rtdt rtee rtle rtlt rubb rube rubu ruce ruct rudd rude rudl rued ruel ruer ruet rule rull rurc rurd rure ruru rute rutl rutt rutu ruud tbcb tbcc tbcd tbce tbrb tccc tccu tcdd tctc tcul tddb tebu tecl tecr tect tedd tede teec teed teel teer teet tel- telc teld tele tell telt telu ter- terc tere terr teru tete tetr tett tetu teut tldr trcc trcl tre- trec tred tree tret treu trtc trte trtr trub truc trud true trut truu ttbb tter tttt ttul tubb tube tubr tubu tucc tude tudu tuel tuer tuet tule tull tulu turb turc turd ture turr turt turu tute tutl tutt tutu ubbe uber ubet uble ubud ucbc ucdc ucdd ucel ucrc ucut udbc udel uder udet uele uell ulbc ulcc ulde uleb ulee ulle ullr ultt ulul urbe urde urdu ure- ured uret urle urre urte urur urut utec utel uter uttu uulu uuuu