-ene -one -ose cccc cccf cccp cccs ccee ccfc ccff ccnc ccne ccnf ccnp ccns ccoc ccpe ccpn ccpp ccps ccsf ccsn ccsp ccss ccst cctc cctt cec- cece ceco cecp cecs cect ceec cees cef- cefc cefn cen- cene ceno cens cent ceop ceos cepc cepe cepo cepp ceps cept cesc cese cesp cess cest cet- cete ceto cetp cets cfcf cfcn cfco cfcs cfns cfos cfpo cfps cfse cftc cfte cnco cncp cnep cnes cnet cnss cntc cntf coce coco cocp coct coen coep coes cofc cofe coff cofs coft con- conc cone conf conn cono cons cont coof coon coop coos coot cope copo copp cops copt cosc cose coso cosp coss cost cotc cote cotn coto cots cott cpce cpcs cpep cpff cpft cpns cpnt cpos cpps cpsc cpso cptp cpts cscc csce cscf csco cscs csec csee csep cset csfc csne csnp csos csot cspc cspe csps cspt csse cstc csto csts ctcf ctcp ctec cten ctep ctfc ctfo ctfs ctne ctns ctos ctot ctpo ctpp ctps ctsc ctsn ctss cttn ctts eccc ecce ecco ecct ecef eces ecfc ecfs ecne eco- econ ecop ecos ecot ecpp ecsc ecse ecsp ecss ect- ectc ectf ecto ects eecs eeee eees eefe eefn eens eent eeoc eeps eese eetc eete eets efco efen efeo efes efet effs efon eft- eftp efts ence enco encs enee eneo enes enfp ennc enne enns eno- enoc enoe enon enos enp- ense enso enst ent- ente ento entp ents eoes eone eons eont eost eotc eoto eots epcc epec epee epen epes epfc epns epoc epon epos epot eppc eppo eppp epps epsc epsf epsp epss epte esce esco escs esee esen eseo eses eset esfp esfs esne eso- esop esos espc espe espn espo espp esps esse esso essp esst estc este esto estp ests etcc etco etcs etec etee eten etes etfc etfe etne etns etoe eton etos ette ettn etto fccf fccp fces fcot fcps fcsc fcst fcto fece fect feen fees feet fefc fefe feff fefo fene fenn fens fent feof feon fepc feps fese fess fest fete fetp fets fett ffcc ffee ffff ffps ffss fftf fnet fnsp foce foco focs foes fofo fone fono fons font foof foon foos foot fopp fops foso foss fost fote foto fotp fots fott fp-c fpcc fpct fscc fsec fsfo fspc fspf fssc fssf fssp ft-c ften ftfc ftop ftos ftpe ftps ftse nccc nccf nccn nccp nccs ncct ncec ncee ncef ncen ncep nces ncfc ncfe ncnc ncoc ncos ncpc ncsc ncse ncsf ncss ncst nctc ncte necc nece neco necs nect neef neen neep nees neet nefe neff nefs nene neno nens nent neo- neoc neon neoo neos neot nepc nepe neps nept nesc nese nesn neso ness nest net- nete neto nets nett nfct nfff nfon nfps nftc nfto nnes nnnn nnos nnot nnss nntn noce noco nocs noct noes non- none nonn nono nons nont noo- noon nooo noop noos noot nope nops nos- nose noss nost not- note noto nots nott npcc npes nppc npss nptc npte nptn nscc nscs nsec nsep nsfc nsfs nsof nsos nspc nsps nssc nsse nssf nsso nssp nsss nstc nstp nsts ntcc ntes ntfc ntfp ntfs ntof ntop ntpc ntsc ntsf ntss ntto o-eo occc occn occt oce ocee ocef ocet ocfp ocon ocos ocpp oct- octe octo octs oec- oecc oeec oen- oeno oens oeps oese oest ofen off- offc offe offo offs ofno ofst oftp onc- once oncf onco onct one- onec onee oneo onep ones onne onno onon onos onpt onsc onse onso onst ont- ontc onto ooes ooff oofs oone oons oont oooo ooos oops oose oost ootp oots opec open opep opes opet opo- opon opos oppo opps optn opto opts oscc osce osco osec osee osen oses oset osno osoo osos osse osso ostc oste osts otee oten otep otes otfc otfp oto- otoe otof oton otoo otos otpp otse otso otte otto otts pccc pcce pccs pcep pcfc pcns pcnt pcoe pcos pcpn pcpp pcps pcse pcso pcte pcts pece peco pecs pect peec peen peep pees peet pefc peff pefs pen- penc pene penn peno pens pent peon pepe pepo peps pese peso pess pest pete petn peto pets pett pfce pfcs pfet pfff pfft pfps pfte pnec pnes pnet pnon pnot pnpo pnpp pnsc poce poco pocs poes poet poff ponc pone pono ponp pons pont poof poon poop poos poot pop- popc pope popo popp pops popt pose posn poso poss post potc pote potf poto pots pott ppcc ppcs ppen ppos pppn pppo pppp ppps ppsf ppss pptn ppts pptt psco psec psfs psnc psoc pson psos pspp psps pssc psse psso psst psts ptcc pten ptop pttc s-os sccc scce sccp sccs scct scec scee scep scet scfc scfe scnt scon scoo scop scot scpe scpo scps scpt scsc scsn scso scst sctc sctn scto scts se-c se-e se-f se-n se-o se-s se-t sec- secc sece secn seco secs sect seec seef seen seep sees seet seff seft sene senn seno sens sent seoc seon seop sepe sepn sepo sepp seps sept sesc sese seso sess sest set- setc sete setf seto sets sett sfcc sfco sfcs sffc sfne sfnt sfos sfpc sfss sftp sfts sncc sncf snco sncp snee snep snes snet snns snoc snoo snop snos snot snpo snpp snte soce soco socs soec soen soeo soep soes sofo soft son- sone sono sons sont soof soon soop soos soot sope sopo sopp sops sose soso soss sost sotc sote sotn soto sotp sots spcc spco spcs spec spee spef spen spes spet spfc spfs spne spns spoc spon spoo spop spos spot sppf spps spse spso spsp spss spst sptc spto spts sscc ssce sscp sscs ssec ssee ssep sses sset ssfc ssfp ssns ssoc ssop ssot sspc sspe sspf sspo ssps sspt sssc sssf ssss sstc sstp ssts stcc stcp stcs stec stee stef sten steo step stes stet stfc stfn stnn