-ene -one cccc cccf cccl cccu ccee ccel ccfc ccff ccfl cclc ccnc ccne ccnf ccnr ccnu ccoc ccrc ccre ccrf ccrl ccuc cec- cece ceco ceec ceel cef- cefc cefn cel- celc cele celf cell celo cen- cene ceno ceol ceor ceou cer- cerc cere cerf cerl cern cero cfcf cfcl cfcn cfco cffr cfln cfnr cfor cfre cfrn cfun clec clee clef cleo cler cleu cloe clof clon cloo clor clou clro clue clun cnco cnel cnrc cnrr coce coco cocu coel coen cofc cofe coff col- cole coll coln colo colu con- conc cone conf conn cono coof cool coon cor- corc core corf corl corn coro corr coue coul coun cour crcc crce crcr cre- crec cree cren creo creu crfc crfl crlf crne croc croe crol cron croo cror crue crun cucc cuce cucn cuer cufc cuff cufo culc cule cull culo cune cuno cuon cure curf curl curn curo curr e-cl eccc ecce eccl ecco ecef ecfc ecfr ecne eco- ecol econ ecou ecrc ecrf ecrl ecrr ecru eeee eefe eefl eefn eele eeoc eerc eero efco efen efeo efon efor elce elco elec elee elef elen eleo eler elfc elfe elle ello ellu elne elon elro elue elul ence encl enco enee enel eneo ener ennc enne ennu eno- enoc enoe enol enon enue enuf enur eole eolo eone eore eorl ercc erce erec erel eren erer erfc erle erll erne erno eroc eroe erol eron eroo errc erre erro eruc erur euer eufc eule eur- eurc eure euro fccf fcnl fece feel feen feer fefc fefe feff fefo fele felf fell felo fene fenn feof feon ferc fere fern fero ferr feru ffcc ffee ffff ffrr ffun flcl flee flen fler flnc floc floe flon floo flor flou flue fluf fluo flur fnlc fnuf foce foco foer fofo folc fole foll folo folr fone fono foof fool foon for- fore forl forn foro forr foul foun four frcc frcn free fren freo frfc froe frol fron 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 lcrl le-u lece leco leef leel leen leer lefe leff lele lell lelo lelu lene lenn leno leoc leof leon leor leou lerc lere lern lero 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 loor lore lorn loro loue loul loun lour louu lrfc lrne lroc lron lrrc lrrr luce luef luer lufe luff lufu lule lull lulu lune lunn luno lure nccc nccf nccn nccr nccu ncec ncee ncef ncel ncen ncer ncfc ncfe nclc ncln nclr ncnc ncoc ncor ncrc ncre ncue necc nece neco necr neef neel neen neer nefe neff nefl nelc nele nelf nell nelo nene neno nenu neo- neoc neol neon neoo nerc nere nerf nerl nero nerr neru neuc neue neuf neun neuo neur neuu nfcu nfer nfff nfon nlcc nlcf nlec nler nnnn noce nocl noco noel noer nole nolf noll nolo non- none nonn nono nonu noo- nool noon nooo noor nor- norc nore norf norn noro norr noul noun nour nren nrfc nroc nron nrrc nrrl nuce nucu nuee nuel nuer nuff nule null nunc nune nunn nuno nuoc nuon nurc nure nurl nurn nurr nuru o-eo occc occn oce ocee ocef oclc ocon 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 olur onc- once oncf onco one- onec onee onel oneo oner onlf onne onno onon onor onue onur oocr ooer ooff oolo oone oooo oore orce orco ore- orec orel oren oreo orer orfe orff orfu orle orlo orlu ornc orne orno oro- oroe orof oron oror orro oucc ouen ouer oufc oufe ouff oule oulu oun- oune our- oure ourn ouro ouu- rccc rcfc rcle rcnl rcnr rcon recc rece recr recu reef reel reen refe reff refl refn refr refu rele rell relo rene renn reno renu reof reol reou rere rero reru reue reuf reul reuu rfef rffc rffl rlee rlef rleu rnco rocc roce roco roel roen roer rofc rofe roff rofl rofo role rolf roll rolo ronc rone rono roof rool roon roor rorc rore roro roru roue rouf roul roun rrfc rrle rrrr rrun ruce ruel ruen ruer rufc rufe ruff rufo rule rull rulo runc rune runf runn runo rurc rure ruro ruru ruun ucel ucon ucrc uele uell ueno ufcu ufel ufer uffe ulcc ulco ulee ulen uleo ulfe ulle ullo ullr ulne ulno ulo- uloc ulul uncc unce uncf uncl unco unec unee unef unen uner unle unlf unne unno unon unrf unro uocc uofl uofo uolc uone uor- uore ure- urfe urff urle urne uro- urol uroo urre urun urur uuen uulu uuno uuoc uuuu