-ene -one bbbb bbeb bbfn bbng bbrg bebb bebe bebo beeb beef beeg been beer befe beff befo begg bego behn behr bene beng benn beno beo- beof beon beor bere berg bern bero berr bfgf bgon bher bhff bhog bhor bneg bner bnor bnrr bobb bobe bobo boee boef boen boeo boer bofe boff bofh boge bogg bogh bogo bohn boho bohr bone bong bonn bono boob booe boof boog booh boon boor bor- bore borf borg borh born boro borr breb bree bref breg bren breo brer brno brob broe brog broh bron broo bror brrr ebbo ebbr eben eber ebno eboe ebon eboo ebor ebro eeee eefe eefn eeng eerg eero ef-g efbr efen efeo efgh efon efor egbe egee eger egfh egfr eggb egge eggh eggo eghe eghh egne ego- egon egor egre eheh ehen eher ehre enb- enbn enbr enee eneg eneo ener enfb enge engg engo engr enne eno- enoe enon eone eore erbb erbe ereb eren erer erg- ergg ergh ergo erne erno erob eroe eron eroo erre erro febo feeb feen feer fefe feff fefo fege fegg fehr fene feng fenn feof feoh feon ferb fere fern fero ferr ffee ffff ffrr foer fofo foge fogg fogh fogn fogo fohn fohr fone fong fono foof foon for- forb fore forg forn foro forr free fren freo frob froe frog froh fron gbbo gbon gebe geen geer gefe gege gegg gego gehn gen- gene genf geng genn geno geo- geof geog geon gerb gere gern gero gfer gfor ggfg gggg gghg ggrn ghee gheg ghon ghrf gnof gnoo gnrr gobe gobo goef goen goer gofe goff gofr gogh gogo gohb gon- gone gong gonn gono goof goog goon goor gorb gore gorf gorg gorn goro gorr grbr greb gree gref greg gren grob grof grog groh gron groo gror grrr hebb hebe hebo hebr heeb heef heeg heer hefe hege hegg hegh hego hehe hehn heho hene heng henh henn heno heor herb here herg hern hero herr hhgg hhhh hhof hobe hobo hoen hoer hofe hoff hoge hogg hogh hogo hohe hohn hoho hone hong hono hooe hoof hoon hoor hore horg horn horo horr hree hrng hrob hron nbbo nber nebb nebe nebn nebo nebr neeb neef neen neer nefe neff nefh nege negh nego nehe nene neng nenh neno neo- neon neoo nere nerf nero nerr nfer nfff nfon ngef ngen nger ngon ngor nheb nhnn nhon nngn nnnn nobo noer nogg nogh nogo nohn noho non- none nong nonn nono noo- noob noon nooo noor nor- norb nore norf norg norn noro norr nren nron o-eo obbo oben ober oboe obon obor obre obrh obro oegb oen- oeno oere ofen ofer off- offe offh offo offr ofgo ofno ofor ofre ogb ogbe ogee ogen oger ogfr ogge ogog ogon ogre ogro ohbe ohee ohen oher ohgr ohho ohne ohno ohob ohoh ohre ohrn one- oneb onee oneg oneh oneo oner onge ongo onne onno onon onor oobe ooer ooff ooho oone oooh oooo oore orbb orbe orbo ore- oreb oreg oreh oren oreo orer orfe orff orge orgn orgo orhe orne orno oro- oroe orof oron oror orro rbbb rbbr rbgh rboh rebb rebe rebo reeb reef reen refe reff refg refn refr rege regn rego regr rehb rehe rehn rene reng renn reno reof reog rere rerg rero rfef rgbe rhbg rheb rhee rhen rheo rhob rhog rhoh rhon rnbr rob- robb robe robo roeg roen roer rofe roff rofo roge rogg rogh rogo rohe rohn rohr rone rong rono roob roof roog roon roor rore roro rrrr