bbbb bbci bbcm bbrc bcbc bccc bcci bccm bcit bcor bctc bibb bibi bibo bicc bici bico bimo bio- bioc bioi biot birb biri biro birr birt bitc bito bitt bmci bmic bmir bmmi bmoc bmtc bobb bobi bobo bocm boco boi- boii boim boit bomb bomi bomt boob booc boom boor boot bor- bori borm boro borr bort botb boti boto bott brcb bric brim brio brit brmc brob broc brom broo bror brot brrm brrr brtc btcc btob btor btrc btrt bttb c-bo cbbc cbcc cbcm cbcr cbct cbir cbit cbot cbrm cbrt cbtc ccbc cccb cccc ccci cccm ccic ccii ccim ccir ccmb ccmc ccmm ccob ccoc ccom ccrc ccri ccrt cctb cctc cctt cibc cibi cibo cicc cici cico cicr cict ciii ciit cimb cimi cimm cimo cimr ciob cior cirb circ ciri cirm ciro cirr cirt citb citi cito citt cmbc cmcc cmii cmir cmmb cmmc cmmi cmoc cmot cmri cmrr cmtc cobb cobi cobo coco coct coir coit com- comb comc comm como comr coob coom coot cor- corb corc cori corm coro corr cort cotb cotc coti coto cott crbc crcc crcr crib cric crim crit crmb crmo crob croc crom croo cror crot crrt crtc crtm ctbi ctic ctmo ctor ctot ctrc ctrm ibbm ibim ibot ibrc ibri ibro ibtb ibtc icbc icbm iccb iccc icci icco iccr icct icmc icmi icmm icmt icoc icom icor icrc icrm icrr icrt iiii iiio iiit iimc iioi iioo iirc iitm iitr iitt imbi imcb imci imco imir imit immi immo immt imrc imri imro imrr imto iobi ioci ioii ioio ioit iomo iooi iooo iori ioto irbm ircc iri- iric irio irmc irmo irob iroc irrc irri irti itcm itic itim itmo itoi itoo itor itri itto mbci mbim mbio mcbc mcbi mccc mcci mcic mcii mcit mcmc mcmi mcmt mcot mcrc mcri mctc mibc micc mici mico micr mict miii miio miit mim- mimi mimo mio- mirc miri miro mirr mirt mit- mitb mitc miti mitm mito mitt mmcc mmci mmcm mmct mmic mmii mmmc mmmm mmor mmrc mobb mobi mobo moco moii moio moir moit momi momo moob mooc moor moot morb mori moro mort motb moti motm moto mott mr-c mrbb mrbm mrcb mrcc mrmc mrrc mrtm mrtt mtbc mtbo mtcr mtom mtor mtrc mtrr mttr obbo obit oboi obor obot obri obro ocbc occc occi occt ocom ocro ocrr oct- octi octo oici oiii oimb oirt oitc oiti ombo omic omim omio omit omo- omoi omoo omor omri omro oobi oocr oooo oort ootb orbb orbi orbo orci orco ori- oric orio orit ormo oro- orom oror orot orri orro ortc orto otic otit oto- otoo otor otro otti otto rbbb rbbr rcbc rcbo rccb rccc rcic rctc rcti rib- ribo ricc rico rict rimi rimm rimo riom riot riri riti rito ritt rob- robb robi robo robt rocc roco roio roir roit romb romi romm romo roob rooi room roor root rorc rori roro rort rotc roti roto rotr rott rrmc rrrr rtcc rtcm rtmc rtmi t-mo tbcb tbcc tbit tbrb tccc tcom tctc tibi ticc tico tiit timi timm timo tirb tiri tiro tirr titc titi tito titt tmbc tmbr tmcc tmcm tmro tmtt tobi tobo tobt toci toco toit tomb tomi tomm tomo tomt toom toor toot torc tori torm toro torr tort totc toti totm toto totr tott trcc tri- trib tric trim trio trit trmb trmi troc troi trom troo trot trtc trtr ttbb ttim tttt