-ene -one bbbb bbeb bbet bcbc bccc bcec bcet bctc bebb bebe bebo beeb beej been beet bene benj benn beno bent beo- beon beot betc bete beto bett bjcc bjec bnet bnoc bobb bobe bobo boce boco boec boee boen boeo boet bojo bojt bonc bone bonn bono bont boob booc booe boon boot botb bote botn boto bott btcc btec bten btob bttb c-bo cbbc cbcc cbce cbcn cbct cbec cbee cbet cbot cbtc ccbc ccbn cccb cccc ccee ccjo ccnb ccnc ccne ccob ccoc cctb cctc cctt cec- cece ceco cect ceeb ceec cejc cen- cene ceno cent cet- cete ceto cjbc cjcb cjcj cjnb cjob cjon cnbc cnco cnet cnnj cntc cobb cobe cobo coce coco coct coen cojo con- conc cone conj conn cono cont coob coon coot cotb cotc cote cotn coto cott ctec cten ctne ctot cttn ebbc ebbo ebcc eben ebno eboe ebon eboo ecbc ecbe eccb eccc ecce ecco ecct ecne eco- econ ecot ect- ectc ecto eeee eent eeoc eetc eete ejob ejoo ejot enb- enbn ence enco enee eneo ennc enne eno- enoc enoe enoj enon ent- ente entj ento eone eont eotc eoto etbc etcc etco etec etee eten etne etoe eton ette ettn etto jbob jcbc jccc jctn jebb jebe jeet jene jeno jent jeon jetb jete jetn jett jjcc jnco jnet jobe jobo joce joco joee jojo jone jonn jono jont joon joot joto jott jtbc jtcc nbbc nbbj nbbo nbcc nbco ncbc nccc nccn ncct ncec ncee ncen ncnc ncoc nctc ncte nctj nebb nebe nebn nebo necc nece neco nect neeb neen neet nejo nene neno nent neo- neoc neon neoo neot net- netb nete neto nett nnnn nnot nntn nobc nobo noce noco noct non- none nonn nono nont noo- noob nooj noon nooo noot not- note noto nott ntbc ntcc ntto o-eo obbo obec oben obet oboe obon obot ocbc occc occn occt oce ocee ocet ocon oct- octe octo oec- oecc oeec oen- oeno onc- once onco onct one- oneb onec onee oneo onne onno onon ont- ontc onto oobe oone oont oooo ootb otee oten oto- otoe oton otoo otte otto tbcb tbcc tbce tccc tcnn tcon tctc tebo teco tect teec teej teen teet tejn tejo tenb tenc tene tenn teno tent teon tete teto tett tnbc tncc tneb tobe tobo tobt toce toco toee toen toet tojo tonb tone tonj tonn tono toon toot totc tote toto tott ttbb ttcn tten tteo ttoe tton tttt