-ene -one -ose -ous -yne cccc cccf cccs cccu ccee ccfc ccff ccnc ccne ccnf ccnr ccns ccnu ccny ccoc ccrc ccre ccrf ccrs ccsf ccsn ccss ccuc ccus cec- cece ceco cecs ceec cees cef- cefc cefn cen- cene ceno cens ceny ceor ceos ceou cer- cerc cere cerf cern cero cers cery cesc cese cesr cess ceys ceyu cfcf cfcn cfco cfcs cfcy cffr cfnr cfns cfor cfos cfre cfrn cfry cfse cfun cfyn cnco cnes cnrc cnrr cnss coce coco cocu coen coes cofc cofe coff cofs con- conc cone conf conn cono cons cony coof coon coos cor- corc core corf corn coro corr cors cory cosc cose coso coss cosy coue coun cour cous couy coyf coyn coyo coyr coys crcc crce crcr cre- crec cree cren creo cres creu crfc crfs crne crns croc croe cron croo cror croy crss crue crun crus cry- cryn cryo crys cscc csce cscf csco cscr cscs csec csee cser csfc csfr csne csny csor csos csrc csrs csse cssr csuf csur csus csys cucc cuce cucn cuer cues cufc cuff cufo cune cuno cuny cuon cure curf curn curo curr curs cury cuso cuss cusu cusy cuy- cuyo cuyr cyc- cycc cycs cyen cyfe cyfs cyn- cyne cyno cyon cyre cyrs cyse cyun cyy- cyyc cyyn eccc ecce ecco ecef eces ecfc ecfr ecfs ecne eco- econ ecos ecou ecrc ecrf ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eefe eefn eens eeny eeoc eerc eero eers eery eese eesy efco efen efeo efes effs effy efon efor ence enco encs ency enee eneo ener enes eney ennc enne enns ennu enny eno- enoc enoe enon enos enoy enrs enry ense enso ensu enue enuf enur enus enye enyo enys eoes eone eons eore eous ercc erce erec eren erer eres erfc erfs erne erno erns eroc eroe eron eroo eros errc erre erro errs erse erso eruc erur erus eryc erye esce esco escr escs escu esee esen eseo eser eses esfs esne eso- esos esse esso essu essy esuf esus esyn euer eufc euny euos eur- eurc eure euro eury euse eyec eyen eyer eyes eyey eyne eyre eyry eyse eyyr fccf fces fcsc fece feen feer fees fefc fefe feff fefo fene fenn fens feny feof feon ferc fere fern fero ferr fers feru fery fese fess feus feyn feyr feys ffcc ffee ffff ffrr ffss ffun fnrs fnuf foce foco focs foer foes fofo fone fono fons fony foof foon foos for- fore forn foro forr fors foso foss foun four fous foyn foys frcc frcn free fren freo fres frey frfc frns froe fron fros frou frsc frso frue frun frye frys fscc fsec fsfo fssc fssf fuc- fufc fuff fufu fune funf funs fuor fur- fure furn furo furr furs fury fusc fuse fuso fuss fusu fuyu fyce fyen fyeo fyfe fyne fynn fyre fyrs fyry nccc nccf nccn nccr nccs nccu ncec ncee ncef ncen ncer nces ncfc ncfe ncnc ncoc ncor ncos ncrc ncre ncsc ncse ncsf ncss ncsy ncue necc nece neco necr necs necy neef neen neer nees nefe neff nefs nene neno nens nenu neo- neoc neon neoo neos nerc nere nerf nero nerr ners neru nery nesc nese nesn neso nesr ness neuc neue neuf neun neuo neur neuu neuy neye neyf neyn neyo neys nfcu nfer nfff nfon nfrs nfsr nfsu nfyc nnes nnnn nnos nnss noce noco nocs noer noes non- none nonn nono nons nonu noo- noon nooo noor noos nor- norc nore norf norn noro norr nors nory nos- nose noss nosu nosy noun nour nous noye noyo noys nrcs nren nrfc nroc nron nrrc nrsc nscc nscs nsec nser nsfc nsfs nsnr nsof nsos nsou nsrc nssc nsse nssf nsso nssr nsss nuce nucs nucu nuee nuer nuff nunc nune nunn nuno nuns nuny nuoc nuon nurc nure nurn nurr nurs nuru nuse nuss nusu nusy nuys nycc nyce nyco nycy nyen nyer nyes nyne nyny nyon nyrf nyro nysc nyse nysf nyss o-eo occc occn oce ocee ocef ocon ocos ocre ocro ocrr ocrs ocur ocys oec- oecc oeec oen- oeno oens oere oers oese oeuf oeye oeyo ofcr ofen ofer off- offc offe offo offr offs offu offy ofno ofor ofre ofus onc- once oncf onco one- onec onee oneo oner ones oney onne onno onon onor onos onoy onsc onse onso onue onur onus onys oocr ooer ooes ooff oofs oofy oone oons oooo ooos oore oory oose oous orce orco orcs ore- orec oren oreo orer ores orey orfe orff orfs orfu ornc orne orno orns orny oro- oroe orof oron oror oros oroy orro orrs orry orse orso orsu orsy orus orys oscc osce osco osec osee osen oser oses osey osno osnr osny osoo osor osos osro osse osso ossu ossy osun oucc ouen ouer oufc oufe ouff oun- oune our- oure ourn ouro ours ouse ouu- ouyr oyce oyee oyen oyer oyes oyeu oyne oyns oyon oyou oyre oyse oyss oyun rccc rccs rcfc rcnr rcon rcos rcsc rcss rcyc recc rece recr recs recu recy reef reen rees refe reff refn refr refs refu rene renn reno rens renu reny reof reos reou rere rero rers reru rery rese resn reso ress reue reuf reus reuu reye reyn reys rfef rffc rnco rncs rocc roce roco rocs roen roer roes roey rofc rofe roff rofo ronc rone rono rons rony roof roon roor roos rorc rore roro roru rory rosc rose roso ross rosy roue rouf roun rous rouy roye royn roys rrfc rrrr rrun rscc rscn rscs rscy rsee rsfc rsnn rsno rsnr rsos rsre ruce ruen ruer rues rufc rufe ruff rufo runc rune runf runn runo runs runy ruoy rurc rure ruro rurs ruru ruse ruso russ rusu rusy ruun ruys ryen ryes ryfe ryff ryne rynn ryon rysy ryue ryun ryyf s-os sccc scce sccs sccy scec scee scer scey scfc scfe scnr scon scoo scor