-ene -one cccc cccf cccp cccu ccee ccfc ccff ccnc ccne ccnf ccnp ccnr ccnu ccoc ccpe ccpn ccpp ccpr ccrc ccre ccrf ccrp ccrt cctc cctt ccuc ccup ccut cec- cece ceco cecp cect ceec cef- cefc cefn cen- cene ceno cent ceop ceor ceou cepc cepe cepo cepp cepr cept cer- cerc cere cerf cern cero cerp cert cet- cete ceto cetp cfcf cfcn cfco cffr cfnr cfor cfpo cfpr cfre cfrn cfrp cfrt cftc cfte cftr cfun cnco cncp cnep cnet cnrc cnrr cnrt cntc cntf cntr cnut coce coco cocp coct cocu coen coep cofc cofe coff coft con- conc cone conf conn cono cont coof coon coop coot cope copo copp copr copt cor- corc core corf corn coro corp corr cort cotc cote cotn coto cott cotu coue coun coup cour cout cpce cpcu cpep cper cpff cpft cpnt cpre cprt cptp cptr crcc crce crcr cre- crec cree cren creo crep cret creu crfc crne croc croe cron croo crop cror crot crpc crrt crtc crtf crtp crue crun crup crut ctcf ctcp ctec cten ctep ctfc ctfo ctne ctor ctot ctpo ctpp ctrc ctrn ctrp cttn cucc cuce cucn cuer cufc cuff cufo cune cuno cunp cunt cuon cupe cupo cupp cupr cure curf curn curo curr curt cut- cutc cute cuto cutt eccc ecce ecco ecct ecef ecfc ecfr ecne eco- econ ecop ecot ecou ecpp ecrc ecrf ecrr ecru ect- ectc ectf ecto eeee eefe eefn eent eeoc eerc eero eetc eete eetu efco efen efeo efet efon efor eft- eftp eftu ence enco enee eneo ener enfp ennc enne ennu eno- enoc enoe enon enp- ent- ente ento entp entr enue enuf enur enut eone eont eore eotc eoto epcc epec epee epen eper epfc epoc epon epor epot eppc eppo eppp epro eprp epte ercc erce ercp erec eren erer eret erfc erft erne erno eroc eroe eron eroo erpe errc erre erro ertu eruc erur etcc etco etec etee eten eter etfc etfe etne etnr etoe eton etre etro ette ettn etto ettu etun euer eufc eur- eurc eure euro eurt fccf fccp fcot fcto fcup fece fect feen feer feet fefc fefe feff fefo fene fenn fent feof feon fepc ferc fere fern fero ferr fert feru fete fetp fetr fett fetu ffcc ffee ffff ffrr fftf ffun fnet fnuf foce foco foer fofo fone fono font foof foon foot fopp for- fore forn foro forr fort fote foto fotp fott foun foup four fout fp-c fpcc fpct fprf frcc frcn frcp free fren freo frep fret frfc froe fron frop frot frou frue frun ft-c ften fter ftfc ftop ftpe ftuc fuc- fuct fuet fufc fuff fufu fune funf funt fuor fur- fure furn furo furr furt fute futo futu n-up nccc nccf nccn nccp nccr ncct nccu ncec ncee ncef ncen ncep ncer ncfc ncfe ncnc ncoc ncor ncpc ncrc ncre ncrp nctc ncte nctr ncue necc nece neco necr nect neef neen neep neer neet nefe neff nene neno nent nenu neo- neoc neon neoo neot nepc nepe nepr nept nerc nere nerf nero nerr nert neru net- nete neto nett neuc neue neuf neun neuo neur neut neuu nfct nfcu nfer nfff nfon nftc nfto nnnn nnot nnpr nntn noce noco noct noer non- none nonn nono nont nonu noo- noon nooo noop noor noot nope nor- norc nore norf norn noro norr nort not- note noto nott noun noup nour nout npcc nppc nprt nptc npte nptn nren nrfc nroc nron nrpc nrpn nrrc ntcc nter nteu ntfc ntfp ntnu ntof ntop ntpc ntrc ntru ntto nttr ntuc nuce nucu nuee nuer nuff nunc nune nunn nuno nunt nuoc nuon nupe nurc nure nurn nurp nurr nurt nuru nute nutt nutu o-eo occc occn occt oce ocee ocef ocet ocfp ocon ocpp ocre ocro ocrr oct- octe octo ocur oec- oecc oeec oen- oeno oere oeuf ofcr ofen ofer off- offc offe offo offr offu ofno ofor ofre oftp onc- once oncf onco onct one- onec onee oneo onep oner onne onno onon onor onpt onpu ont- ontc onto onue onup onur onut oocr ooer ooff oone oont oooo oore oort ootp opec open opep oper opet opo- opon opor oppo optn opto orce orco ore- orec oren oreo orer orfe orff orfu ornc orne orno oro- oroe orof oron oror orot orpc orpe orro ortc orte orto orup otee oten otep oter otfc otfp oto- otoe otof oton otoo otor otpp otre otro otte otto ottu otur oucc ouen ouer oufc oufe ouff oun- oune oupe our- oure ourn ouro ourt out- oute outo ouu- pccc pcce pcep pcer pcfc pcnt pcoe pcpn pcpp pcrc pcre pcrf pcte pcun pece peco pecr pect peec peen peep peer peet pefc peff pen- penc pene penn peno pent penu peon peor peou pepe pepo per- perc pere perf pern pero perp perr pert peru pete petn peto petr pett peun peur peut pfce pfet pfff pffr pfft pfte pnec pnet pneu pnon pnot pnpo pnpp pnro pntr pnup poce poco poer poet poff ponc pone pono ponp pont poof poon poop poor poot pop- popc pope popo popp popt porc pore porn poro porr port potc pote potf poto pott potu pouf poun poup pour pout ppcc ppen pper pppn pppo pppp pprc pprf ppru pptn pptt ppur prcc prcf prcp pre- prec pree pref pren prep pret preu prfc prnp pro- proc proe prof pron proo prop prot prou prtc prtp prtr prue pruf prut pruu ptcc pten pter ptop ptrf pttc pu-e puce pueo puer puet pueu puff puft punc pune puno punt punu pupe pupu pur- pure puro purp purr puru put- pute puto putt putu puuc rccc rcep rcet rcfc rcnr rcon rcpo rcpt rctc recc rece recp recr rect recu reef reen reep reet refe reff refn refr reft refu rene renn reno rent renu reof reop reot reou repe repo repp repr rept repu rere rero