-ene -one bbbb bbeb bbfn bbpr bebb bebe bebo beeb beef beem been beep beer befe beff befo beme bene benn beno beo- beof beon beor bepo bere berm bern bero berr bfme bfpo bfpp bmep bmop bner bnor bnpp bnrr bobb bobe bobo boee boef boen boeo boep boer bofe boff bomb bome bomp bone bonn bono boob booe boof boom boon boop boor bope bopp bor- bore borf borm born boro borr bpmn bpoe breb bree bref brem bren breo brep brer brfm brno brob broe brom bron broo bror brrm brrr ebbo ebbr eben eber ebno eboe ebon eboo ebor ebpo ebro eeee eefe eefn eemo eero efbr efen efeo efon efor embe embo embr emen emer emme emne emor empe emre enb- enbn enbr enee enem eneo ener enfb enfp enne eno- enoe enom enon enp- eone eore epbm epee epen eper epmo epon epor eppo eppp eprb epro eprp erbb erbe ereb erem eren erer erme ermo erne erno erob eroe eron eroo erpe erre erro fbom fbop febo feeb feem feen feer fefe feff fefo femb feme femm fene fenn feof feon ferb fere ferm fern fero ferr ffee ffff ffrr fmep fmno fmnp foer fofo fome fomo fomp fone fono foof foom foon fopp for- forb fore form forn foro forr fprf free frem fren freo frep frmn frob froe from fron frop mebe mebo meef meem meen meep meer mefe meff mefo meme memo memr men- mene menn meno meon meor mepe mer- merb mere merf merm mern mero merp mfbm mfor mfrp mmen mmff mmmm mmor mmpr mmrf mmrp mnbb mnem mnop mnpo mobb mobe mobo moef moen mofe moff mofo mome momo mon- mone monn mono moob mooe moon moop moor mope mopp morb more morf morn moro mppe mppf mppp mprf mpro mprp mrbb mrbm mreb mree mren mron nbbo nber nbpp nebb nebe nebn nebo nebr neeb neef neem neen neep neer nefe neff nefm nem- neme nemn nemo nemp nene neno neo- neon neoo nepe nepr nere nerf nerm nero nerr nfer nfff nfon nm-e nmff nmfp nmon nnnn nnpr nobm nobo noem noer nom- nome nomo non- none nonn nono noo- noob noon nooo noop noor nope nor- norb nore norf norm norn noro norr nprm nrem nren nron nrpn o-eo obbo oben ober oboe obon obor obre obro oeme oen- oeno oere oerm ofem ofen ofer off- offe offo offr ofme ofno ofor ofre ombe ombo omee omen omeo omer omn- omne omo- omoe omon omoo omor omre omro one- oneb onee oneo onep oner onme onne onno onon onor oobe ooer ooff oome oone oooo oore open opep oper opo- opon opor oppo orbb orbe orbo ore- oreb orem oren oreo orer orfe orff orme ormn ormo orne orno oro- oroe orof orom oron oror orpe orro pbmr pbrf peen peep peer peff pen- pene penn peno peon peor pepe pepo per- pere perf perm pern pero perp perr pfff pffr pmbr pmmp pmpm pmpo pnnm pnom pnon pnpo pnpp pnro pobo poem poer poff pome pomo pomp pone pono ponp poof poon poop poor pop- pope popo popp porb pore porn poro porr ppen pper pppn pppo pppp pprf pprm pre- preb pree pref prem pren prep prnp pro- prob proe prof prom pron proo prop prrm rbbb rbbr rebb rebe rebo reeb reef reem reen reep refe reff refn refr reme remn remo remp rene renn reno reof reop repe repo repp repr rere rero rfef rfem rmon rmrp rnbr rob- robb robe robo roen roer rofe roff rofo romb rome romm romo romp rone rono roob roof room roon roop roor rope ropo rore roro rpob rpoe rpof rpon rppn rrmp rrrr