bbbb bbcm bbeb bbpr bbrc bcbc bcbp bccc bccm bcec bcer bcmp bcor bcpp bebb bebe bebo beeb beem beep beer beme beo- beor bepo berc bere berm bero berr bmce bmep bmoc bmop bobb bobe bobo boce bocm boco boec boee boeo boep boer bomb bome bomp boob booc booe boom boop boor bope bopp bor- bore borm boro borr bpcp bpmc bpoe bprc brcb brce breb brec bree brem breo brep brer brmc brob broc broe brom broo bror brrm brrr c-bo cbbc cbcc cbce cbcm cbcp cbcr cbec cbee cber cbme cbpc cbpp cbre cbrm ccbc cccb cccc cccm cccp ccee ccmb ccmc ccmm ccmp ccob ccoc ccom ccpe ccpm ccpp ccpr ccrc ccre ccrp cebp cec- cece cecm ceco cecp ceeb ceec ceem cemb ceme cemm cemp cemr ceop ceor cepc cepe cepo cepp cepr cer- cerc cere cero cerp cmbc cmcc cmec cmmb cmmc cmoc cmpc cmpp cmrr cobb cobe cobo coce coco cocp coep com- comb comc come comm como comp comr coob coom coop cope copo copp copr cor- corb corc core corm coro corp corr cpbc cpce cpcm cpeb cpep cper cpme cpmp cppm cpre cprm crbc crcc crce crcr cre- creb crec cree crem creo crep crmb crmo crmp crob croc croe crom croo crop cror crpc ebbc ebbo ebbr ebcc eber eboe eboo ebor ebpo ebro ecbc ecbe eccb eccc ecce eccm ecco ecem ecmp eco- ecop ecpm ecpp ecrc ecrm ecrr eeee eemo eeoc eerc eero embe embo embr emcc emco emer emme emor empc empe emre eore epbm epcc epec epee eper epmo epoc epor eppc eppo eppp eprb epro eprp erbb erbe ercc erce ercp ereb erec erem erer ermc erme ermo erob eroc eroe eroo erpe errc erre erro mcbc mccc mcep mcmc mcop mcpb mcpc mcpp mcrc mebe mebo mec- mecc mece meco mecr meem meep meer memc meme memo memr meoc meor mepe mer- merb merc mere merm mero merp mmcc mmcm mmmc mmmm mmor mmpc mmpr mmrc mmrp mobb mobe mobo moco mome momo moob mooc mooe moop moor mope mopp morb more moro mpcc mpec mpmc mppc mppe mppp mpro mprp mr-c mrbb mrbm mrcb mrcc mrce mrcp mreb mree mrmc mrrc o-eo obbo obec ober oboe obor obre obro ocbc occc oce ocee ocom ocpm ocpp ocre ocro ocrr oec- oecc oeec oeme oere oerm ombe ombo omee omeo omer omo- omoe omoo omor omre omro oobe oocr ooer oome oooo oore opec opep oper opo- opor oppo orbb orbe orbo orce orco ore- oreb orec orem oreo orer orme ormo oro- oroe orom oror orpc orpe orro pbcc pbmr pboc pcbc pcbm pccc pcce pcem pcep pcer pcmb pcoe pcom pcpb pcpm pcpp pcrc pcre pece peco pecr peec peep peer peor pepe pepo per- perc pere perm pero perp perr pmbr pmcc pmmp pmpm pmpo pmrc pobo poce poco poem poer pome pomo pomp poop poor pop- popc pope popo popp porb porc pore poro porr ppcc ppcm pper pppo pppp pprc pprm prbc prcc prcp pre- preb prec pree prem prep prmc pro- prob proc proe prom proo prop prrm rbbb rbbr rcbc rcbo rccb rccc rcep rcmp rcpo rebb rebe rebo recc rece recm recp recr reeb reem reep reme remo remp reop repe repo repp repr rere rero rmrp rob- robb robe robo rocc roce roco roer romb rome romm romo romp roob room roop roor rope ropo rorc rore roro rpob rpoe rrmc rrmp rrrr