-ene -one cccc cccf cccl cccp cccu ccee ccel ccfc ccff ccfl cclc ccnc ccne ccnf ccnp ccnr ccnu ccoc ccpe ccpl ccpn ccpp ccpr ccrc ccre ccrf ccrl ccrp ccuc ccup cec- cece ceco cecp ceec ceel cef- cefc cefn cel- celc cele celf cell celo cen- cene ceno ceol ceop ceor ceou cepc cepe cepo cepp cepr cer- cerc cere cerf cerl cern cero cerp cfcf cfcl cfcn cfco cffr cfln cfnr cfor cfpl cfpo cfpr cfre cfrn cfrp cfun clec clee clef cleo clep cler cleu cloe clof clon cloo clop clor clou clpp clro clue clun cnco cncp cnel cnep cnrc cnrr coce coco cocp cocu coel coen coep cofc cofe coff col- cole coll coln colo colp colu con- conc cone conf conn cono coof cool coon coop cope copo copp copr cor- corc core corf corl corn coro corp corr coue coul coun coup cour cpce cpcu cpep cper cpff cplc cpre crcc crce crcr cre- crec cree cren creo crep creu crfc crfl crlf crne croc croe crol cron croo crop cror crpc crue crun crup cucc cuce cucn cuer cufc cuff cufo culc cule cull culo culp cune cuno cunp cuon cupe cupl cupo cupp cupr cure curf curl curn curo curr e-cl eccc ecce eccl ecco ecef ecfc ecfr ecne eco- ecol econ ecop ecou ecpp ecrc ecrf ecrl ecrr ecru eeee eefe eefl eefn eele eeoc eerc eero efco efen efeo efon efor el-p elce elco elec elee elef elen eleo eler elfc elfe elle ello ellu elne elon elpe elro elue elul ence encl enco enee enel eneo ener enfp ennc enne ennu eno- enoc enoe enol enon enp- enue enuf enur eole eolo eone eore eorl epcc epec epee epen eper epfc eple epll epln epoc epol epon epor eppc eppo eppp epro eprp ercc erce ercp erec erel eren erer erfc erle erll erne erno eroc eroe erol eron eroo erpe errc erre erro eruc erur euer eufc eule eur- eurc eure euro fccf fccp fcnl fcup fece feel feen feer fefc fefe feff fefo fele felf fell felo fene fenn feof feon fepc ferc fere fern fero ferr feru ffcc ffee ffff ffrr ffun flcl flee flen fler flnc floc floe flon floo flop flor flou flue fluf fluo flur fnlc fnuf foce foco foer fofo folc fole foll folo folr fone fono foof fool foon fopp for- fore forl forn foro forr foul foun foup four fp-c fpcc fplc fprf frcc frcn frcp free fren freo frep frfc froe frol fron frop frou frue frun fuc- fuel fufc fuff fufu fule full fulu fune funf fuor fur- fure furl furn furo furr lccc lcce lcer lcfc lcfr lcor lcpc lcpl lcrl le-u lece leco leef leel leen leep leer lefe leff lele lell lelo lelu lene lenn leno leoc leof leon leor leou lepe lepo lepp lerc lere lern lero lerp leuc leun leur lfcc llcc llef lleu lllc llll lloc lloo lncr lner locc loce locn loco locu loen loeu lofe loff lofn lole loll lolo lone lono lonr looc looe loof lool loon loop loor lope lopp lopu lore lorn loro loue loul loun loup lour louu lpec lpfp lppl lprp lrfc lrne lroc lron lrpu lrrc lrrr luce luef luer lufe luff lufu lule lull lulu lune lunn luno lupe lupo lupu lure luup n-up nccc nccf nccn nccp nccr nccu ncec ncee ncef ncel ncen ncep ncer ncfc ncfe nclc ncln nclr ncnc ncoc ncor ncpc ncrc ncre ncrp ncue necc nece neco necr neef neel neen neep neer nefe neff nefl nelc nele nelf nell nelo nene neno nenu neo- neoc neol neon neoo nepc nepe nepr nerc nere nerf nerl nero nerr neru neuc neue neuf neun neuo neur neuu nfcu nfer nfff nfon nlcc nlcf nlec nler nlpc nlrp nnnn nnpr noce nocl noco noel noer nole nolf noll nolo nolp non- none nonn nono nonu noo- nool noon nooo noop noor nope nor- norc nore norf norn noro norr noul noun noup nour npcc nppc nppl nren nrfc nroc nron nrpc nrpn nrrc nrrl nuce nucu nuee nuel nuer nuff nule null nunc nune nunn nuno nuoc nuon nupe nurc nure nurl nurn nurp nurr nuru o-eo occc occn oce ocee ocef ocfp oclc ocon ocpp ocre ocrl ocro ocrr ocul ocur oec- oecc oeec oele oen- oeno oere oeuf ofcl ofcr ofen ofer off- offc offe offo offr offu ofno ofor ofre olcc ole- olef olen oleo oler olfe olle ollo olne olof olon olor olpc olpe olur onc- once oncf onco one- onec onee onel oneo onep oner onlf onne onno onon onor onpu onue onup onur oocr ooer ooff oolo oone oooo oore opec opel open opep oper ople opo- opon opor oppo orce orco ore- orec orel oren oreo orer orfe orff orfu orle orlo orlu ornc orne orno oro- oroe orof oron oror orpc orpe orro orup oucc ouen ouer oufc oufe ouff oule oulu oun- oune oupe our- oure ourn ouro ouu- pccc pcce pccl pcep pcer pcfc pcll pclo pcoe pcpn pcpp pcrc pcre pcrf pcrl pcun pece pecl peco pecr peec peel peen peep peer pefc peff pel- pele pelf pell pelo pelu pen- penc pene penn peno penu peon peor peou pepe pepo per- perc pere perf perl pern pero perp perr peru peul peun peur pfce pfff pffr plcc plce ple- plec plee plen pleo pleu plff ploc plon ploo plop plou plpp plue plup plur pnec pneu pnln pnnl pnon pnpo pnpp pnro pnup poce poco poel poer poff pole poll polo polu ponc pone pono ponp poof pool poon poop poor pop- popc pope popo popp porc pore porn poro porr pouf poul poun poup pour ppcc ppen pper pple pplo pppn pppo pppp pprc pprf ppru ppur prcc prcf prcp pre- prec pree pref prel pren prep preu prfc prle prlr prnp pro- proc proe prof prol pron proo prop prou prue pruf pruu