bbbb bbdd bbdo bbeb bbet bbox bcbc bcbp bccc bcde bcec bcet bcpp bctc bdbc bddc bdpc bebb bebe bebo bede bedo beeb beed beep beet beo- beod beot bepo betc bete beto bett bobb bobe bobo boce boco bodb bode bodo boec boee boeo boep boet boob booc bood booe boop boot boox bope bopp botb botd bote boto bott bpcp bpoe bpot btbp btcc btcx btdt btec btex btob bttb c-bo c-cd cbbc cbcc cbce cbcp cbct cbdb cbdc cbdo cbec cbee cbet cbot cbox cbpc cbpp cbtc ccbc cccb cccc cccp ccdc ccdp cced ccee ccob ccoc ccod ccpe ccpp cctb cctc cctt cd-e cddb cdec cdex cdot cebp cec- cece ceco cecp cect cedd cede cedo cedt ceeb ceec ceop cepc cepe cepo cepp cept cet- cete ceto cetp cexe cobb cobe cobo coce coco cocp coct codd code coed coep coex coob cood coop coot copd cope copo copp copt cotb cotc cote coto cott coxe cpbc cpce cpeb cpep cpox cppd cptp ctcp ctec ctep ctot ctpo ctpp cxpo cxxx d-bo dbcc dbcp dbpc dbpd dbtt dcbc dccb dccc dccp dcct dcdb dcop dcpo dctc dcxx dddd ddoc ddot ddpo debe debt dec- decc decd dece deco dect dedd dede dedo deeb deed deep deet deop depc depe depo depp dept dete deto dex- dexe dext do-x dobb dobe doce doco doct dod- dodd dode dodo doob dood doop doot dope dopo dopp dopt dotd dote doto dott dpbc dpcp dpdt dppc dppx dtcc dtdp dted dtot dtox dttp dttx dtxt dxbc dxbe dxbt dxcb dxcc dxco dxdc dxec dxed dxep dxoc dxxx ebbc ebbo ebcc ebed eboe eboo ebox ebpo ecbc ecbe eccb eccc ecce ecco ecct ecdc eced eco- ecod ecop ecot ecpd ecpp ect- ectc ecto eddc edde eddo eddp ede- edex edoc edod eede eeee eeoc eetc eete eext eocd eode eotc eotd eoto epcc epec epee epoc epod epot epox eppc eppo eppp epte epxp etbc etcc etco etec etee etoe etox ette etto exco exec exed exo- exod expo expt exte o-eo obbo obdt obec obed obet obex oboe obot obox obtd ocbc occc occt oce oced ocee ocet ocpd ocpp oct- octe octo odbo oddd oded odeo odet odex odoo odop odot oec- oecc oedo oeec oobe oooo ootb ootp opec oped opep opet opex opo- oppo opto otbd otcd oted otee otep oto- otoe otoo otpp otte otto oxep oxo- oxox oxxo pbcc pbed pboc pcbc pccc pcce pcep pcod pcoe pcpb pcpp pcte pdcp pdoc pdtc pece peco pect ped- pede pedo peec peed peep peet pepd pepe pepo pete peto pett pobo pocd poce poco pod- podd pode podo poed poet pood poop poot pop- popc pope popo popp popt potc potd pote poto pott ppcc ppcd ppod pppd pppo pppp pptt ptcc ptdc ptop ptox ptpd pttc tbcb tbcc tbcd tbce tbox tbtp tccc tcdd tcep tcpo tctc tddb tebo teco tect tedd tede tedx teec teed teet tepe tepp tete teto tett tetx text tobe tobo tobt toce toco todd tode todo todt toed toee toet tood toot top- topd tope topo topp topt totc totd tote toto tott tox- toxo toxt tpcd tpcp tped tppd tppp tpte tptp ttbb ttcp tteo ttoe ttop tttt x-ed xbcd xbee xbox xdcc xexe xobc xoco xote xoxo xpcc xpot xpto xtep xxxo xxxx