-ene -one bbbb bbdd bbdo bbeb bbet bebb bebe bebo bede bedo beeb beed been beet bend bene benn beno bent beo- beod beon beot bete beto bett bnet bobb bobe bobo bodb bode bodo boee boen boeo boet bond bone bonn bono bont boob bood booe boon boot botb botd bote botn boto bott btdt bten btob bttb d-bo dbtt dddd ddot debe debt dedd dede dedo deeb deed deen deet dene denn deno dent deon dete detn deto dnet dntt dobb dobe dod- dodd dode dodo doen dond done donn dono dont doob dood doon doot dotd dote doto dott dted dten dtnb dtot ebbo ebed eben ebno eboe ebon eboo edde eddo ede- eden edno edod edon eede eeee eend eent eete enb- enbn end- ende endo ened enee eneo enne eno- enoe enon ent- entd ente ento eode eone eont eotd eoto etee eten etne etoe eton ette ettn etto nbbo nddb ndde nddo ndnt nebb nebe nebn nebo nedd nede nedo neeb need neen neet nend nene neno nent neo- neod neon neoo neot net- netb netd nete neto nett nndb nnnn nnot nntn nobo node nodo noed non- none nonn nono nont noo- noob noon nooo noot not- note noto nott ntnd ntto o-eo obbo obdt obed oben obet oboe obon obot obtd odbo oddd oded oden odeo odet odnb odon odoo odot oedn oedo oen- oeno onde ondo one- oneb oned onee oneo onne onno onod onon ont- onto oobe oone oont oooo ootb otbd oted otee oten oto- otoe oton otoo otte otto tddb tebo tedd tede teed teen teet tenb tend tene tenn teno tent teon tete teto tett tndd tneb tobe tobo tobt todd tode todo todt toed toee toen toet tonb tone tonn tono tood toon toot totd tote toto tott ttbb tten tteo ttoe tton tttt