-ene -one -ose cccc cccf cccs ccee ccfc ccff cche cchr cchs ccnc ccne ccnf ccnr ccns ccoc ccrc ccre ccrf ccrs ccsf ccsn ccss cec- cece ceco cecs ceec cees cef- cefc cefn cehs cen- cene ceno cens ceor ceos cer- cerc cere cerf cern cero cers cesc cese cesr cess cfcf cfcn cfco cfcs cffr cfhs cfnr cfns cfor cfos cfre cfrn cfse chce chch chcs chec chee chef cheh chen cher ches chfc chfr chfs chhs chnc chno chnr chns choc choh chon choo chor chos chrc chrf chrn chro chrr chrs chsc chse chsh chsr cnco cnes cnhs cnoh cnrc cnrr cnss coce coch coco coen coes cofc cofe coff cofs cohn coho cohs con- conc cone conf conn cono cons coof cooh coon coos cor- corc core corf corn coro corr cors cosc cose cosh coso coss crcc crce crcr cre- crec cree creh cren creo cres crfc crfs crhs crne crns croc croe croh cron croo cror crss cscc csce cscf csch csco cscr cscs csec csee cseh cser csfc csfr cshs csne csor csos csrc csrs csse cssr eccc ecce ecco ecef eces ecfc ecfr ecfs eche echo echs ecne eco- econ ecos ecrc ecrf ecrr ecsc ecse ecss eecs eeee eees eefe eefn eehs eens eeoc eerc eero eers eese efco efen efeo efes effs efhs efon efor efsh ehcc eheh ehen eher ehhs ehre ence ench enco encs enee eneo ener enes enhs ennc enne enns eno- enoc enoe enon enos enrs ense enso eoes eone eons eore ercc erce erch erec eren erer eres erfc erfs erhc erhs erne erno erns eroc eroe eron eroo eros errc erre erro errs erse ersh erso esce esch esco escr escs esee esen eseo eser eses esfs eshs esne eso- esos esse essh esso fccf fcch fces fchs fcsc fece fech feen feer fees fefc fefe feff fefo fehr fene fenn fens feof feoh feon ferc fere fern fero ferr fers fese fesh fess ffcc ffee ffff ffhs ffrr ffss fhfs fhhs fhrs fhss fnhs fnrs foce foch foco focs foer foes fofo fohn fohr fohs fone fono fons foof foon foos for- fore forn foro forr fors fosh foso foss frcc frcn free fren freo fres frfc frhs frns froe froh fron fros frsc frso fscc fsec fsfo fshs fssc fssf hccc hcch hccs hcfc hchs hcsc hcso hcss hech hecs heef heer hees hefe hefs hehe hehn heho hehs hene henh henn heno hens heor herc here hern hero herr hers hesc hesh hess hfce hfcs hfhs hfrs hfss hhhh hhhs hhof hnce hncs hnhs hoce hoch hocn hocr hocs hoen hoer hoes hofe hoff hofs hohe hohn hoho hone hono hons hooe hoof hoon hoor hoos horc hore horn horo horr hors hose hosh hoss hree hrfc hrhs hron hros hrrc hrso hscc hscn hses hsfc hsfs hshs hson hsse nccc nccf nccn nccr nccs ncec ncee ncef ncen ncer nces ncfc ncfe nchc nchs ncnc ncoc ncor ncos ncrc ncre ncsc ncse ncsf ncss necc nece nech neco necr necs neef neen neer nees nefe neff nefh nefs nehe nehs nene nenh neno nens neo- neoc neon neoo neos nerc nere nerf nero nerr ners nesc nese nesh nesn neso nesr ness nfer nfff nfhs nfon nfrs nfsr nhcc nhhs nhnn nhon nhrc nhsc nnes nnhs nnnn nnos nnss noce noch noco nocs noer noes nohn noho nohs non- none nonn nono nons noo- noon nooo noor noos nor- norc nore norf norn noro norr nors nos- nose nosh noss nrcs nren nrfc nrhs nroc nron nrrc nrsc nscc nscs nsec nser nsfc nsfs nshs nsnr nsof nsos nsrc nssc nsse nssf nsso nssr nsss o-eo occc occn oce ocee ocef oche ochs ocon ocos ocre ocro ocrr ocrs oec- oecc oeec oen- oeno oens oere oers oese ofcr ofen ofer off- offc offe offh offo offr offs ofno ofor ofre ohcc ohee ohen oher ohho ohhs ohne ohno ohoh ohos ohre ohrn ohso ohss onc- once oncf onco one- onec onee oneh oneo oner ones onne onno onon onor onos onsc onse onso oocr ooer ooes ooff oofs ooho oohs oone oons oooh oooo ooos oore oose orce orch orco orcs ore- orec oreh oren oreo orer ores orfe orff orfs orhe orhs ornc orne orno orns oro- oroe orof oron oror oros orro orrs orse orso oscc osce osco osec osee oseh osen oser oses oshc oshe osho oshs osno osnr osoo osor osos osro osse osso rccc rccs rcfc rchs rcnr rcon rcos rcsc rcss recc rece rech recr recs reef reen rees refe reff refn refr refs rehe rehn rehs rene renn reno rens reof reos rere rero rers rese resh resn reso ress rfef rffc rfhs rhce rhee rhen rheo rhes rhfs rhhs rhoc rhoh rhon rhos rnco rncs rnsh rocc roce roch roco rocs roen roer roes rofc rofe roff rofo rohe rohn rohr rohs ronc rone rono rons roof roon roor roos rorc rore roro rosc rose rosh roso ross rrfc rrhs rrrr rscc rsch rscn rscs rsee rsfc rshs rsnn rsno rsnr rsos rsre s-os sccc scce sccs scec scee scer scfc scfe sch- sche schh scho schr schs scnr scoh scon scoo scor scr- scrc scre scrn scrs scsc scsh scsn scso scsr se-c se-e se-f se-h se-n se-o se-s sec- secc sece sech secn seco secr secs seec seef seeh seen seer sees seff sehe sehr sehs sene senn seno senr sens seoc seon serc sere serf sern sero serr sers sesc sese sesh seso sess sfcc sfco sfcs sfer sffc sfhs sfne sfor sfos sfrc sfro sfss shcc she- shee shef sheh shen sheo sher shes shhh shhs shne shoe shof shon shoo shor shos shre shrs shsc sncc sncf snco snee sneh sner snes snhs snns snoc snoo snor snos snrs soce soch soco socr socs soec soen soeo soes sofo sohh sohn soho sohs son- sone sono sons soof soon soor soos sore sorh sorn soro