bbbb bbcm bbdd bbdo bbeb bbrc bcbc bccc bccm bcde bcec bcer bcor bd-r bdbc bddc bdrm bebb bebe bebo bede bedo beeb beed beem beer beme beo- beod beor berc berd bere berm bero berr bmce bmdb bmoc bobb bobe bobo boce bocm boco bodb bode bodo boec boee boeo boer bomb bome boob booc bood booe boom boor bor- bord bore borm boro borr brcb brce brdm brdo breb brec bred bree brem breo brer brmc brob broc brod broe brom broo bror brrm brrr c-bo c-cd cbbc cbcc cbce cbcm cbcr cbdb cbdc cbdo cbec cbee cber cbme cbrd cbre cbrm ccbc cccb cccc cccm ccdc ccdm ccdr cced ccee ccmb ccmc ccmd ccmm ccob ccoc ccod ccom ccrc ccre cd-e cd-r cddb cddr cdec cder cdom cdre cec- cece cecm ceco cedd cede cedo ceeb ceec ceem cemb ceme cemm cemr ceor cer- cerc cerd cere cero cmbc cmcc cmdb cmdr cmec cmmb cmmc cmoc cmrr cobb cobe cobo coce coco codd code coed com- comb comc comd come comm como comr coob cood coom cor- corb corc cord core corm coro corr crbc crcc crce crcr crdc cre- creb crec cred cree crem creo crmb crmo crob croc crod croe crom croo cror d-bo dbcc dcbc dccb dccc dcdb dcom dddd ddoc ddrc ddre debe dec- decc decd dece deco dedd dede dedo deeb deed deem deer dem- demb demd deme demo deor der- derb derc dere derm dero derr dmcc dmcm dmdc dmrb dmrc dobb dobe doce doco dod- dodd dode dodo doer domb dome domm domo doob dood doom door dorc dord dore dorm doro dorr drbc dred dree drem drob drod drom ebbc ebbo ebbr ebcc ebed eber eboe eboo ebor ebro ecbc ecbe eccb eccc ecce eccm ecco ecdc eced ecem eco- ecod ecrc ecrm ecrr eddc edde eddm eddo ede- edem eder edme edoc edod edom edrm eede eeee eemo eeoc eerc eero embd embe embo embr emcc emco emer emme emod emor emre eocd eode eore erbb erbe ercc erce erde ereb erec ered erem erer ermc erme ermo erob eroc erod eroe eroo errc erre erro mbdb mbed mcbc mccc mccd mcdc mcdd mcde mcdo mced mcmc mcrc mcrd mdcc mddm mdmc mdme mdoc mdrc mebe mebo mec- mecc mecd mece meco mecr medb medd mede medo meed meem meer memc meme memo memr meoc meor mer- merb merc merd mere merm mero mmcc mmcd mmcm mmdb mmdc mmmc mmmd mmmm mmod mmor mmrc mobb mobe mobo moco modd mode modo moed mome momo moob mooc mood mooe moor morb mord more moro mr-c mrbb mrbm mrcb mrcc mrce mrdd mreb mred mree mrmc mrmd mrrc o-eo obbo obec obed ober oboe obor obre obro ocbc occc oce oced ocee ocom ocre ocro ocrr odbo oddd oded odem odeo oder odmr odom odoo odor oec- oecc oedo oeec oeme oere oerm ombe ombo omdb omed omee omeo omer omo- omoe omoo omor omre omro oobe oocr ooer oome oooo oord oore orbb orbe orbo orce orco orde ordo ore- oreb orec ored orem oreo orer orme ormo oro- oroe orom oror orro rbbb rbbr rcbc rcbo rccb rccc rcdc rcde rcrd rdbm rdcm rder rdoc rebb rebe rebo recc recd rece recm recr redc redd rede redo redr reeb reed reem reme remo reod rerd rere rero rob- robb robe robo rocc roce roco rodd rode rodo roed roer romb romd rome romm romo roob rood room roor rorc rore roro rred rrmc rrrr