-ene -one -yne cccc cccf cccl ccee ccel ccfc ccff ccfl cclc ccnc ccne ccnf ccnr ccny ccoc ccrc ccre ccrf ccrl cec- cece ceco ceec ceel cef- cefc cefn cel- celc cele celf cell celo cely cen- cene ceno ceny ceol ceor cer- cerc cere cerf cerl cern cero cery ceyl cfcf cfcl cfcn cfco cfcy cffr cfln cfnr cfor cfre cfrn cfry cfyn clec clee clef cleo cler cley cloe clof clon cloo clor cloy clro cly- clye cnco cnel cnrc cnrr coce coco coel coen cofc cofe coff col- cole coll coln colo coly con- conc cone conf conn cono cony coof cool coon cor- corc core corf corl corn coro corr cory coyf coyl coyn coyo coyr crcc crce crcr cre- crec cree cren creo crfc crfl crlf crne croc croe crol cron croo cror croy cry- cryn cryo cyc- cycc cycl cyen cyfe cyl- cylc cyle cyll cyn- cyne cyno cyon cyre cyrl cyy- cyyc cyyn e-cl eccc ecce eccl ecco ecef ecfc ecfr ecly ecne eco- ecol econ ecrc ecrf ecrl ecrr eeee eefe eefl eefn eele eely eeny eeoc eerc eero eery efco efen efeo effy efly efon efor elce elco elec elee elef elen eleo eler eley elfc elfe elle ello elly elne elon eloy elro ence encl enco ency enee enel eneo ener eney ennc enne enny eno- enoc enoe enol enon enoy enry enye enyl enyo eole eolo eone eore eorl ercc erce erec erel eren erer erfc erle erll erne erno eroc eroe erol eron eroo errc erre erro eryc erye eyec eyen eyer eyey eyle eyne eyre eyry eyyr fccf fcnl fece feel feen feer fefc fefe feff fefo fele felf fell felo fene fenn feny feof feon ferc fere fern fero ferr fery feyn feyr ffcc ffee ffff ffrr flcl flee flen fler fley flnc floc floe flon floo flor floy flye fnlc foce foco foer fofo folc fole foll folo folr foly fone fono fony foof fool foon for- fore forl forn foro forr foyl foyn frcc frcn free fren freo frey frfc froe frol fron frye fyce fyen fyeo fyfe fyle fyne fynn fyre fyry lccc lcce lcer lcfc lcfr lcor lcrl lece leco lecy leef leel leen leer lefe leff lele lell lelo lely lene lenn leno leny leoc leof leon leor lerc lere lern lero lery leye leyf leyn leyr lfcc llcc llef lllc llll lloc lloo llyn llyr lncr lner locc loce locn loco loen lofe loff lofn lole loll lolo loly lone lono lonr looc looe loof lool loon loor lore lorn loro lory loye loyn lrfc lrne lroc lron lrrc lrrr lrry lyc- lyce lyco lyef lyen lyer lyfe lyff lyfy lyle lyly lync lyne lynn lyo- lyoe lyon lyre lyro lyyf lyyn nccc nccf nccn nccr ncec ncee ncef ncel ncen ncer ncfc ncfe nclc ncln nclr ncnc ncoc ncor ncrc ncre necc nece neco necr necy neef neel neen neer nefe neff nefl nelc nele nelf nell nelo nely nene neno neo- neoc neol neon neoo nerc nere nerf nerl nero nerr nery neye neyf neyn neyo nfer nfff nfon nfyc nlcc nlcf nlec nler nnnn noce nocl noco noel noer nole nolf noll nolo non- none nonn nono noo- nool noon nooo noor nor- norc nore norf norn noro norr nory noye noyl noyo nren nrfc nroc nron nrrc nrrl nycc nyce nyco nycy nyen nyer nyle nyll nyne nyny nyon nyrf nyro o-eo occc occn oce ocee ocef oclc ocon ocre ocrl ocro ocrr oec- oecc oeec oele oen- oeno oere oeye oeyo ofcl ofcr ofen ofer off- offc offe offo offr offy ofno ofor ofre olcc ole- olef olen oleo oler oley olfe olle ollo olly olne olof olon olor olry olyf onc- once oncf onco one- onec onee onel oneo oner oney onlf only onne onno onon onor onoy oocr ooer ooff oofy oolo oone oooo oore oory orce orco ore- orec orel oren oreo orer orey orfe orff orle orlo orly ornc orne orno orny oro- oroe orof oron oror oroy orro orry oyce oyee oyen oyer oyly oyne oyon oyre rccc rcfc rcle rcnl rcnr rcon rcyc recc rece recr recy reef reel reen refe reff refl refn refr rele rell relo rely rene renn reno reny reof reol rere rero rery reye reyn rfef rffc rffl rlee rlef rnco rocc roce roco roel roen roer roey rofc rofe roff rofl rofo role rolf roll rolo roly ronc rone rono rony roof rool roon roor rorc rore roro rory roye royl royn rrfc rrle rrrr ryel ryen ryfe ryff ryle ryne rynn ryon ryyf yccc ycee yeel yeen yeer yefe yeff yele yelf yell yelo yenc yene yeof yeon yere yerl yern yero yerr yery yeye yeyo yeyr yfel ylle ynce ynne ynol ynon yoen yoff yole yoll yolo yoly yone yono yoof yool yoon yore yorn yoro yory yoye yoyn yoyo yren yrle yrly yrne yrof yron yryn yyfe yyff yyyy