-ene -one -ose cccc cccf cccl cccs ccee ccel ccfc ccff ccfl cclc ccls ccnc ccne ccnf ccnr ccns ccoc ccrc ccre ccrf ccrl ccrs ccsf ccsl ccsn ccss cec- cece ceco cecs ceec ceel cees cef- cefc cefn cel- celc cele celf cell celo cels cen- cene ceno cens ceol ceor ceos cer- cerc cere cerf cerl cern cero cers cesc cese cesr cess cfcf cfcl cfcn cfco cfcs cffr cfln cfls cfnr cfns cfor cfos cfre cfrn cfse cfsl clec clee clef cleo cler cles cloe clof clon cloo clor clos clro clrs clsc cnco cnel cnes cnrc cnrr cnsl cnss coce coco coel coen coes cofc cofe coff cofs col- cole coll coln colo cols con- conc cone conf conn cono cons coof cool coon coos cor- corc core corf corl corn coro corr cors cosc cose cosl coso coss crcc crce crcr cre- crec cree cren creo cres crfc crfl crfs crlf crls crne crns croc croe crol cron croo cror crss cscc csce cscf cscl csco cscr cscs csec csee cser csfc csfr cslr csne csor csos csrc csrs csse cssr e-cl eccc ecce eccl ecco ecef eces ecfc ecfr ecfs ecne eco- ecol econ ecos ecrc ecrf ecrl ecrr ecsc ecse ecss eecs eeee eees eefe eefl eefn eele eels eens eeoc eerc eero eers eese efco efen efeo efes effs efon efor elce elco elec elee elef elen eleo eler eles elfc elfe elfs elle ello ells elne elon elos elro else elso ence encl enco encs enee enel eneo ener enes enls ennc enne enns eno- enoc enoe enol enon enos enrs ense enso eoes eole eolo eone eons eore eorl ercc erce erec erel eren erer eres erfc erfs erle erll erne erno erns eroc eroe erol eron eroo eros errc erre erro errs erse erso esce esco escr escs esee esel esen eseo eser eses esfs esne eso- esol esos esse essl esso fccf fces fcnl fcsc fcsl fece feel feen feer fees fefc fefe feff fefo fele felf fell felo fels fene fenn fens feof feon ferc fere fern fero ferr fers fese fess ffcc ffee ffff ffrr ffss flcl flee flen fler fles flnc floc floe flon floo flor flos fnlc fnrs foce foco focs foer foes fofo folc fole foll folo folr fols fone fono fons foof fool foon foos for- fore forl forn foro forr fors foso foss frcc frcn free fren freo fres frfc frns froe frol fron fros frsc frso fscc fsec fsfo fsln fssc fssf lccc lcce lccs lcer lces lcfc lcfr lcls lcor lcrl lcrs lcsc lcsr lece leco leef leel leen leer lees lefe leff lele lell lelo lene lenn leno lens leoc leof leon leor leos lerc lere lern lero lese less lfcc llcc llcs llef lles lllc llll lloc lloo lncr lner lnes lnfs lnso locc loce locn loco locs loen loes lofe loff lofn lole loll lolo lols lone lono lonr lons looc looe loof lool loon loor loos lore lorn loro lors losc lose loso loss lrcs lrfc lrne lroc lron lrrc lrrr lrse ls-r lsco lscs lses lsfc lsof lson lsrc lsso lssr nccc nccf nccn nccr nccs ncec ncee ncef ncel ncen ncer nces ncfc ncfe nclc ncln nclr ncnc ncoc ncor ncos ncrc ncre ncsc ncse ncsf ncsl ncss necc nece neco necr necs neef neel neen neer nees nefe neff nefl nefs nelc nele nelf nell nelo nels nene neno nens neo- neoc neol neon neoo neos nerc nere nerf nerl nero nerr ners nesc nese nesl nesn neso nesr ness nfer nfff nfon nfrs nfsr nlcc nlcf nlcs nlec nler nlls nlsc nnes nnls nnnn nnos nnsl nnss noce nocl noco nocs noel noer noes nole nolf noll nolo nols non- none nonn nono nons noo- nool noon nooo noor noos nor- norc nore norf norn noro norr nors nos- nose noss nrcs nren nrfc nroc nron nrrc nrrl nrsc nscc nscl nscs nsec nsel nser nsfc nsfs nslr nsls nsnr nsof nsos nsrc nsrl nssc nsse nssf nsso nssr nsss o-eo occc occn oce ocee ocef oclc ocon ocos ocre ocrl ocro ocrr ocrs oec- oecc oeec oele oen- oeno oens oere oers oese ofcl ofcr ofen ofer off- offc offe offo offr offs ofno ofor ofre olcc ole- olef olen oleo oler oles olfe olfs olle ollo olne olof olon olor olos onc- once oncf onco one- onec onee onel oneo oner ones onlf onne onno onon onor onos onsc onse onso oocr ooer ooes ooff oofs oolo oone oons oooo ooos oore oose orce orco orcs ore- orec orel oren oreo orer ores orfe orff orfs orle orlo ornc orne orno orns oro- oroe orof oron oror oros orro orrs orse orso oscc osce oscl osco osec osee osel osen oser oses oslo osno osnr osoo osor osos osro osse osso rccc rccs rcfc rcle rcls rcnl rcnr rcon rcos rcsc rcsl rcss recc rece recr recs reef reel reen rees refe reff refl refn refr refs rele rell relo rels rene renn reno rens reof reol reos rere rero rers rese resn reso ress rfef rffc rffl rlcs rlee rlef rlls rnco rncs rocc roce roco rocs roel roen roer roes rofc rofe roff rofl rofo role rolf roll rolo ronc rone rono rons roof rool roon roor roos rorc rore roro rosc rose roso ross rrfc rrle rrrr rscc rscn rscs rsee rsfc rslc rsnn rsno rsnr rsos rsre rssl s-os sccc scce sccl sccs scec scee scel scer scfc scfe scl- sclc scls scnr scol scon scoo scor scr- scrc scre scrn scrs scsc scsl scsn scso scsr se-c se-e se-f se-n se-o se-s sec- secc sece secn seco secr secs seec seef seel seen seer sees seff sefl sele self sell selo sels sene senn seno senr sens seoc seol seon serc sere serf sern sero serr sers sesc sese seso sess sfcc sfco sfcs sfer sffc sflc sfls sfne sfor sfos sfrc sfro sfss