-ene -one bbbb bbdd bbdo bbeb bbfc bbfn bbrc bcbc bccc bcde bcec bcer bcfc bcof bcor bd-r bdbc bddc bebb bebe bebo bede bedo beeb beed beef been beer befe beff befo bend bene benn beno beo- beod beof beon beor berc berd bere bern bero berr bner bnoc bnor bnrr bobb bobe bobo boce boco bodb bode bodo boec boee boef boen boeo boer bofd bofe boff bonc bond bone bonn bono boob booc bood booe boof boon boor bor- bord bore borf born boro borr brcb brce brdo breb brec bred bree bref bren breo brer brfc brno brob broc brod broe bron broo bror brrr c-bo c-cd cbbc cbcc cbce cbcn cbcr cbdb cbdc cbdn cbdo cbec cbee cbef cber cbfb cbfc cbnd cbrd cbre cbrn ccbc ccbn cccb cccc cccf ccdc ccdf ccdn ccdr cced ccee ccfc ccfd ccff ccnb ccnc ccne ccnf ccnr ccob ccoc ccod ccrc ccre ccrf cd-e cd-r cdbf cddb cddr cdec cdef cder cdfe cdnb cdnc cdnf cdon cdre cec- cece ceco cedd cede cedo ceeb ceec cef- cefc cefn cen- cend cene ceno ceor cer- cerc cerd cere cerf cern cero cfbc cfbn cfbr cfcb cfcf cfcn cfco cffb cffr cfnb cfnr cfor cfrb cfre cfrn cnbc cnco cndd cnrc cnrr cobb cobe cobo coce coco codd code coed coen cofc cofe coff con- conc cond cone conf conn cono coob cood coof coon cor- corb corc cord core corf corn coro corr crbc crcc crce crcr crdc cre- creb crec cred cree cren creo crfc crne crob croc crod croe cron croo cror d-bo dbcc dbfc dbfo dbrn dcbc dccb dccc dcdb dcfc dcon dddd ddoc ddrc ddre debe dec- decc decd dece deco dedd dede dedo deeb deed deef deen deer defe deff defn defo dene denn deno deon deor der- derb derc dere derf dern dero derr dfcc dfco dfer dfoe dfrf dnce dner dnoc dnrc dobb dobe doce doco dod- dodd dode dodo doen doer doff donc dond done donn dono donr doob dood doof doon door dorc dord dore dorf dorn doro dorr drbc dred dree dref dren drfc drno drob drod drof dron ebbc ebbo ebbr ebcc ebed eben eber ebfc ebno eboe ebon eboo ebor ebro ecbc ecbe eccb eccc ecce ecco ecdc ecdf eced ecef ecfc ecfr ecne eco- ecod econ ecrc ecrf ecrr eddc edde eddo ede- eden eder edno edoc edod edon edrn eede eeee eefe eefn eend eeoc eerc eero efbr efco efen efeo efon efor enb- enbn enbr ence enco end- ende endo ened enee eneo ener enfb ennc enne eno- enoc enoe enon eocd eode eone eore erbb erbe ercc erce erde erdf ereb erec ered eren erer erfc erne erno erob eroc erod eroe eron eroo errc erre erro fccf fdoc febo fece fede fedn feeb feed feen feer fefc fefe feff fefo fend fene fenn feod feof feon ferb ferc ferd fere fern fero ferr ffcc ffee ffff ffrr fndd fndn fndr foce foco fode foed foer fofo fond fone fono food foof foon for- forb ford fore forn foro forr frbc frcc frcn fred free fren freo frfc frob froe fron nbbc nbbo nbcc nbco nber nbfc ncbc nccc nccf nccn nccr ncdc ncdn ncdr ncec nced ncee ncef ncen ncer ncfc ncfe ncnc ncnd ncoc ncor ncrc ncre ndcc nddb ndde nddo nder ndoc ndor ndrc ndre ndrf nebb nebe nebn nebo nebr necc nece neco necr nedc nedd nede nedo neeb need neef neen neer nefd nefe neff nend nene neno neo- neoc neod neon neoo nerc nerd nere nerf nero nerr nfdc nfer nfff nfon nndb nnnn nobc nobo noce noco node nodo noed noer non- none nonn nono noo- noob noon nooo noor nor- norb norc nord nore norf norn noro norr nrdc nren nrfc nroc nron nrrc nrrd o-eo obbo obec obed oben ober oboe obon obor obre obro ocbc occc occn oce oced ocee ocef ocon ocre ocro ocrr odbo oddd oded oden odeo oder odnb odon odoo odor oec- oecc oedn oedo oeec oen- oeno oere ofcr ofdr ofen ofer off- offc offe offo offr ofno ofor ofre onc- oncd once oncf onco onde ondo one- oneb onec oned onee oneo oner onne onno onod onon onor oobe oocr ooer ooff oone oooo oord oore orbb orbe orbo orce orco orde ordn ordo ore- oreb orec ored oren oreo orer orfe orff ornc orne orno oro- oroe orof oron oror orro rbbb rbbr rcbc rcbo rccb rccc rcdc rcde rcfc rcnr rcon rcrd rder rdoc rebb rebe rebo recc recd rece recr redc redd rede redo redr reeb reed reef reen refd refe reff refn refr rend rene renn reno reod reof rerd rere rero rfef rffc rnbr rnco rndc rndf rnod rob- robb robe robo rocc roce roco rodd rode rodo roed roen roer rofc rofe roff rofo ronc rond rone rono roob rood roof roon roor rorc rore roro rred rrfc rrrr