-ene -one -ose -ous -yne cccc cccp cccs cccu ccee ccnc ccne ccnp ccnr ccns ccnu ccny ccoc ccpe ccpn ccpp ccpr ccps ccrc ccre ccrp ccrs ccsn ccsp ccss ccuc ccup ccus cec- cece ceco cecp cecs ceec cees cen- cene ceno cens ceny ceop ceor ceos ceou cepc cepe cepo cepp cepr ceps cer- cerc cere cern cero cerp cers cery cesc cese cesp cesr cess ceys ceyu cnco cncp cnep cnes cnrc cnrr cnss coce coco cocp cocu coen coep coes con- conc cone conn cono cons cony coon coop coos cope copo copp copr cops copy cor- corc core corn coro corp corr cors cory cosc cose coso cosp coss cosy coue coun coup cour cous couy coyn coyo coyr coys cpce cpcs cpcu cpep cper cpns cpos cpps cpre cprs cpsc cpso cpsr cpsu cpus crcc crce crcr cre- crec cree cren creo crep cres creu crne crns croc croe cron croo crop cror croy crpc crps crsp crss crue crun crup crus cry- cryn cryo crys cscc csce csco cscr cscs csec csee csep cser csne csnp csny csor csos cspc cspe csps csrc csrs csse cssr csup csur csus csys cucc cuce cucn cucq cuer cues cune cuno cunp cuny cuon cupe cupo cupp cupr cups cure curn curo curr curs cury cuso cusp cuss cusu cusy cuy- cuyo cuyp cuyr cyc- cycc cycs cyen cyn- cyne cyno cyon cypc cyps cyre cyrs cyse cyun cyy- cyyc cyyn eccc ecce ecco eces ecne eco- econ ecop ecos ecou ecpp ecrc ecrr ecru ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eens eeny eeoc eeps eerc eero eers eery eese eesy ence enco encs ency enee eneo ener enes eney ennc enne enns ennu enny eno- enoc enoe enon enos enoy enp- enrs enry ense enso ensu enue enur enus enye enyo enys eoes eone eons eore eous epcc epec epee epen eper epes epns epoc epon epor epos eppc eppo eppp epps eppy epro eprp eprs epsc epsp epss epus eqso equ- eque equo equs ercc erce ercp erec eren erer eres erne erno erns eroc eroe eron eroo eros erpe erps errc erre erro errs erse erso eruc erur erus eryc erye esce esco escr escs escu esee esen eseo eser eses esne eso- esop esos espc espe espn espo espp esps espy esqr esqs esse esso essp essu essy esus esyn euer euny euos eur- eurc eure euro eury euse eyec eyen eyeq eyer eyes eyey eyne eype eyre eyry eyse eyup eyyr n-up nccc nccn nccp nccr nccs nccu ncec ncee ncen ncep ncer nces ncnc ncoc ncor ncos ncpc ncrc ncre ncrp ncrq ncsc ncse ncss ncsy ncue necc nece neco necr necs necy neen neep neer nees nene neno nens nenu neo- neoc neon neoo neos nepc nepe nepr neps nerc nere nero nerr ners neru nery nesc nese nesn neso nesr ness neuc neue neun neuo neur neuu neuy neye neyn neyo neys nnes nnnn nnos nnpr nnss noce noco nocs noer noes non- none nonn nono nons nonu noo- noon nooo noop noor noos nope nopq nops nor- norc nore norn noro norr nors nory nos- nose noss nosu nosy noun noup nour nous noye noyo noys npcc npes nppc npss npsy nrcs nren nroc nron nrpc nrpn nrps nrrc nrsc nrsp nscc nscs nsec nsep nser nsnr nsos nsou nspc nsps nsrc nssc nsse nsso nssp nssr nsss nuce nucs nucu nuee nuer nunc nune nunn nuno nuns nuny nuoc nuon nupe nups nurc nure nurn nurp nurr nurs nuru nuse nuss nusu nusy nuys nycc nyce nyco nycy nyen nyer nyes nyne nyny nyon nypc nype nyro nysc nyse nyss o-eo occc occn oce ocee ocon ocos ocpp ocre ocro ocrr ocrs ocur ocys oec- oecc oeec oen- oeno oens oeps oere oers oese oeye oeyo onc- once onco one- onec onee oneo onep oner ones oney onne onno onon onor onos onoy onpu onsc onse onso onue onup onur onus onys oocr ooer ooes oone oons oooo ooos oops oore oory oose oous opec open opep oper opes opo- opon opor opos oppo opps oppy opqr opry opsu opsy opus opye oqsu oque orce orco orcs ore- orec oren oreo orer ores orey ornc orne orno orns orny oro- oroe oron oror oros oroy orpc orpe orps orro orrs orry orse orso orsu orsy orup orus orys oscc osce osco osec osee osen oser oses osey osno osnr osny osoo osor osos osro osse osso ossu ossy osun osyp oucc ouen ouer oun- oune oupe our- oure ourn ouro ours ouse ouu- ouyr oyce oyee oyen oyer oyes oyeu oyne oyns oyon oyou oyre oyse oyss oyun pccc pcce pccs pcep pcer pcns pcoe pcos pcpn pcpp pcps pcrc pcre pcse pcso pcun pece peco pecq pecr pecs pecy peec peen peep peer pees pen- penc pene penn peno pens penu peny peon peor peou pepe pepo peps per- perc pere pern pero perp perq perr pers peru pery pese peso pesq pess pesu pesy peun peur peyn peyo peyr peys pnec pnes pneu pnon pnpo pnpp pnro pnsc pnup poce poco pocs poer poes poey ponc pone pono ponp pons pony poon poop poor poos pop- popc pope popo popp pops popy porc pore porn poro porr pors pory pose posn poso poss posy poun poup pour pous pouy poyn poyo poyr poys ppcc ppcs ppen pper ppos pppn pppo pppp ppps pprc ppru ppss ppur ppye pqcc pqrs prcc prcp prcs pre- prec pree pren prep pres preu prey prnp pro- proc proe pron proo prop pros prou prps prrs prsc prse prso prss prue prus pruu prys psco pscu psec psnc psnr psoc pson psos psou pspp pspr psps psrp pssc psse psso psy- psys pu-e puce pueo puer pueu punc pune puno puns punu puny puoy pupe pups pupu pupy pur- pure puro purp purr purs puru pury puss puuc puy- puyo puys pyce pyep pyes pyn- pyne