bbbb bbcm bbeb bbet bbrc bcbc bccc bccm bcec bcer bcet bcor bcru bctc bcuc bebb bebe bebo becu beeb beem beer beet beme bemu beo- beor beot berc bere berm bero berr bert beru betc bete beto bett betu beur bmce bmoc bmtc bobb bobe bobo bobu boce bocm boco bocu boec boee boeo boer boet bomb bome bomt bomu boob booc booe boom boor boot bor- bore borm boro borr bort boru botb bote boto bott boue boum bour bout brcb brce breb brec bree brem breo brer bret brmc brob broc broe brom broo bror brot brou brrm brrr brtc bruc brue brum brut btcc btec btob btor btrc btrt bttb bubb bube bubo bubu bucc buce buco bucu buem buer bueu bum- bumb bur- burb bure burm buro burr burt buru but- bute buto butt c-bo cbbc cbcc cbce cbcm cbcr cbct cbcu cbec cbee cber cbet cbme cbot cbre cbrm cbrt cbtc ccbc cccb cccc cccm cccu ccee ccmb ccmc ccmm ccob ccoc ccom ccrc ccre ccrt cctb cctc cctt ccuc ccut cebu cec- cece cecm ceco cect ceeb ceec ceem cemb ceme cemm cemr cemu ceor ceou cer- cerc cere cero cert cet- cete ceto cmbc cmcc cmec cmmb cmmc cmoc cmot cmrr cmtc cmtu cobb cobe cobo cobu coce coco coct cocu com- comb comc come comm como comr comu coob coom coot cor- corb corc core corm coro corr cort cotb cotc cote coto cott cotu coub coue cour cout crbc crbu crcc crce crcr cre- creb crec cree crem creo cret creu crmb crmo crob croc croe crom croo cror crot crrt crtc crtm crub crue crum crut ctec ctmo ctor ctot ctrc ctrm cub- cubb cube cucc cuce cucm cuer cum- cume cumt curb cure curo curr curt cut- cutc cute cuto cutt ebbc ebbo ebbr ebcc eber eboe eboo ebor ebro ebru ebur ecbc ecbe eccb eccc ecce eccm ecco ecct ecem eco- ecot ecou ecrc ecrm ecrr ecru ect- ectc ecto eeee eemo eeoc eerc eero eetc eete eetu embe embo embr emcc emco emer emet emeu emme emmu emor emre emte eore eotc eoto erbb erbe ercc erce ereb erec erem erer eret ermc erme ermo erob eroc eroe eroo errc erre erro ertu erub eruc erum erur etbc etbr etcc etco etec etee etem eter etoe etre etrm etro ette etto ettu eubc euer eumc eur- eurc eure euro eurt mbou mcbc mccc mcmc mcmt mcot mcrc mctc mctu mebe mebo mec- mecc mece meco mecr meem meer meet memc meme memo memr memu meoc meor meou mer- merb merc mere merm mero mert meru met- mete meto mett metu meum mmcc mmcm mmct mmmc mmmm mmor mmrc mobb mobe mobo moco moet mome momo momu moob mooc mooe moor moot morb more moro mort moru motb mote motm moto mott motu moue mour mout mr-c mrbb mrbm mrcb mrcc mrce mreb mree mrmc mrrc mrtm mrtt mtbc mtbo mtcr mtoe mtom mtor mtrc mtre mtrr mttr mtuc mube mubo muc- mucc muce mucu muee muet mume mumm mumo mumu murc mure muro murr murt muru mute muto mutt mutu muut o-eo obbo obec ober obet oboe obor obot obre obro ocbc occc occt oce ocee ocet ocom ocre ocro ocrr oct- octe octo ocum ocur oec- oecc oeec oeme oere oerm ombe ombo ombu omee omeo omer omet omo- omoe omoo omor omre omro omuo oobe oocr ooer oome oooo oore oort ootb orbb orbe orbo orbu orce orco ore- oreb orec orem oreo orer orme ormo oro- oroe orom oror orot orro ortc orte orto orub orum otee otem oter oto- otoe otoo otor otre otro otte otto ottu otur oucc ouer oume our- oure ouro ourt out- outb oute outo ouu- rbbb rbbr rcbc rcbo rccb rccc rcet rctc rebb rebe rebo rebu recc rece recm recr rect recu reeb reem reet reme remo reot reou rere rero rert reru rete reto retr rett reue reut reuu rmtu rob- robb robe robo robt robu rocc roce roco roer roet romb rome romm romo roob room roor root rorc rore roro rort roru rotc rote roto rotr rott roub roue roum rout rrmc rrrr rrum rtcc rtce rtcm rtee rtmc rubb rube rubu ruce ruct ruer ruet rumb rume rumm rumo rumt rurc rure ruro ruru rute ruto rutt rutu t-mo tbcb tbcc tbce tbrb tccc tccu tcom tctc tebo tebu teco tecr tect teec teem teer teet teme temo temu teom teor ter- terc tere term tero terr teru tete teto tetr tett tetu teut tmbc tmbr tmcc tmcm tmou tmro tmtt tobe tobo tobt tobu toce toco toee toer toet tomb tome tomm tomo tomt toom toor toot torc tore torm toro torr tort toru totc tote totm toto totr tott toum tour tout trcc tre- trec tree trem treo tret treu trmb trmu troc troe trom troo trot trou trtc trte trtr trub truc true trut truu ttbb tteo tter ttoe tttt tubb tube tubo tubr tubu tucc tuco tuer tuet tumb tume tumu tuor turb turc ture turm turo turr turt turu tute tuto tutt tutu tuum tuuo ubbe ubbo uber ubet uboc ucbc ucmc ucom ucrc ucut umb- umbe umbo umec umer umet ummo umoe umor umut uocc uomo uor- uore urbe ure- uret uro- urom uroo urre urte urum urur urut utec uter utmb utor utto uttu uuoc uuuu