bbbb bbci bbcm bbdd bbeb bbrc bcbc bccc bcci bccm bcde bcec bcer bcie bcru bcuc bd-r bdbc bddc bdii bdmi bdrm bebb bebe bebi beci becu bede bedi bedu beeb beed beem beer beic beim beir beme bemu berc berd bere beri berm berr beru beur bibb bibe bibi bicc bice bici bide bidi bidr bidu bieb bied bier bieu birb bird bire biri birr biru bmce bmci bmdb bmic bmir bmmi brcb brce brdm breb brec bred bree brei brem brer bric brid brie brim brmc brrm brrr bruc brud brue brum bubb bube bubi bubu bucc buce buci bucu budb budd bude budi budu buem buer bueu buic buid buie buir buiu bum- bumb bur- burb burd bure buri burm burr buru c-cd cbbc cbcc cbce cbcm cbcr cbcu cbdb cbdc cbdi cbec cbee cber cbid cbir cbme cbrd cbre cbrm ccbc cccb cccc ccci cccm cccu ccdc ccdi ccdm ccdr cced ccee ccic ccid ccii ccim ccir ccmb ccmc ccmd ccmm ccrc ccre ccri ccuc cd-e cd-r cddb cddr cdec cder cdic cdii cdre cebu cec- cece ceci cecm cedd cede cedi cedu ceeb ceec ceem ceim cemb ceme cemm cemr cemu cer- cerc cerd cere ceri ceui cibc cibe cibi cicc cici cicr cicu cidc cide cidi cidr ciee cier ciid ciii cimb cimd cime cimi cimm cimr cirb circ cire ciri cirm cirr ciuc cmbc cmcc cmdb cmdr cmec cmii cmir cmmb cmmc cmmi cmri cmrr crbc crbu crcc crce crcr crdc cre- creb crec cred cree crei crem creu crib cric crie crim criu crmb crub crud crue crum cub- cubb cube cubi cucc cuce cuci cucm cude cudi cued cuer cui- cuir cum- cume curb curd cure curi curr dbcc dcbc dccb dccc dcci dccu dcdb dcii dcim dcmi dcmu dddd ddie ddrc ddre ddub debe debi debu dec- decc decd dece deci dedd dede dedi dedu deeb deed deem deer deid deie deim deir dem- demb demd deme demi demu der- derb derc dere deri derm derr deue deum deur dibb dibe dice dici dide didi didu dieb died diem dier dieu diii dime dimi dimm dimu dird dire dirr dmcc dmcm dmdc dmrb dmrc drbc dred dree drei drem drib dric drie drub drue drui drum druu dub- dubb dubc dube dubu duce dudd dude dudu duer duid duir dumb dume dumi dumm dure duri duru duur ebbc ebbr ebcc ebed eber ebic ebid ebru ebur ecbc ecbe eccb eccc ecce ecci eccm ecdc eced ecem ecib ecim ecmi ecrc ecri ecrm ecrr ecru eddc edde eddi eddm ede- edei edem eder edie edme edrm edru educ edur eede eedu eeee eerc eid- eide eidi eidr eidu eiec eied eiei eier eime eimi eird eire embd embe embi embr emcc emer emeu emic emid emii emim emir emme emmi emmu emre erbb erbe ercc erce erde erdi ereb erec ered erei erem erer eric erie erim eriu ermc erme errc erre erub eruc erum erur eubc eubi eucd eude eudm euer eumc eur- eurc eure i-be ibbm ibec ibed ibid ibie ibim ibrc ibrd ibri icbc icbd icbm iccb iccc icci iccr iccu icdc icdd icde icec iced icee icem icer icmc icme icmi icmm icrc icre icrm icrr icru icub icue idbe idbm idce idcr iddm idec ided idee idem ider idic idid idie idir idrc idre idub iecc iedm iedr ieie ieme iere ieri ieud iicd iide iied iiie iiii iimc iirc iiuc iium imbe imbi imcb imci imdb imdi imec imed imer imid imir imme immi imrc imre imri imrr imue irbe irbm ircc ircd ircu irdc ired iree irem irer iri- iric irid irie irmc irrc irre irri iucc iuce iuiu mbci mbdb mbed mbim mcbc mcbi mccc mccd mcci mcdc mcdd mcde mcdi mced mcic mcii mcmc mcmi mcrc mcrd mcri mdcc mdci mddm mdic mdii mdmc mdme mdrc mdud mebe mec- mecc mecd mece mecr medb medd mede medi medu meed meem meer meic meid meir memc meme memr memu mer- merb merc merd mere meri merm meru meum mibc micc micd mice mici micr mid- mide midi miee miem mier mieu miii mim- mimd mime mimi mirc mird mire miri mirr miru miui mmcc mmcd mmci mmcm mmdb mmdc mmdi mmic mmii mmmc mmmd mmmm mmrc mr-c mrbb mrbm mrcb mrcc mrce mrdd mreb mred mree mrmc mrmd mrrc mrud mube mubi muc- mucc muce mucu mudd mude mudi mudu mued muee muid muie muir mume mumm mumu murc murd mure muri murr muru rbbb rbbr rcbc rccb rccc rcdc rcde rcic rcid rcrd rdbm rdcm rder rebb rebe rebu recc recd rece reci recm recr recu redc redd rede redi redr redu reeb reed reem reid reii reim reir reiu reme remi rerd rere reri reru reue reuu rib- ribe ribu ricc rice ridc ridd ride ridi ried riem rier rieu rime rimi rimm rimu rire riri riue rred rrmc rrrr rrum rubb rube rubi rubu ruce ruci rudd rude rudi rued ruer ruid rumb rume rumi rumm rurc rurd rure ruri ruru ruud u-ie ubbe ubbi uber ubic ubid ubii ubir ubud ucbc ucci ucdc ucdd ucmc ucrc udbc uddi udem uder udic udid udim udir udmc ueir uirr umb- umbe umbi umde umec umer umri urbe urbi urci urde urdu ure- ured urib uric urie urim uriu urmi urre urri urum urur uuri uuuu