-ene -one -ose -ous cccc cccp cccs cccu cccv ccee ccnc ccne ccnp ccnr ccns ccnu ccoc ccpe ccpn ccpp ccpr ccps ccrc ccre ccrp ccrs ccsn ccsp ccss ccuc ccup ccus ccvo ccvs cec- cece ceco cecp cecs ceec cees cen- cene ceno cens ceop ceor ceos ceou cepc cepe cepo cepp cepr ceps cer- cerc cere cern cero cerp cers cesc cese cesp cesr cess cevo cnco cncp cnep cnes cnrc cnrr cnss coce coco cocp cocu coen coep coes con- conc cone conn cono cons conv coon coop coos cope copo copp copr cops cor- corc core corn coro corp corr cors cosc cose coso cosp coss coue coun coup cour cous cove covo cpce cpcs cpcu cpep cper cpns cpos cpps cpre cprs cpsc cpso cpsr cpsu cpus cpvc crcc crce crcr cre- crec cree cren creo crep cres creu crne crns croc croe cron croo crop cror crpc crps crsp crss crue crun crup crus cscc csce csco cscr cscs csec csee csep cser csne csnp csor csos cspc cspe csps csrc csrs csse cssr csup csur csus cucc cuce cucn cuer cues cune cuno cunp cuon cupe cupo cupp cupr cups cure curn curo curr curs cuso cusp cuss cusu cuve cvcc cven cver cvrr cvss eccc ecce ecco eces ecne eco- econ ecop ecos ecou ecpp ecrc ecrr ecru ecrv ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eens eeoc eeps eerc eero eers eese eevn en-v ence enco encs enee eneo ener enes ennc enne enns ennu eno- enoc enoe enon enos enp- enrs ense enso ensu ensv enue enur enus envs eoes eone eons eore eous epcc epec epee epen eper epes epns epoc epon epor epos eppc eppo eppp epps epro eprp eprs epsc epsp epss epus ercc erce ercp erec eren erer eres erev erne erno erns eroc eroe eron eroo eros erpe erps errc erre erro errs erse erso eruc erur erus eruv erve esce esco escr escs escu esee esen eseo eser eses esne eso- esop esos espc espe espn espo espp esps esse esso essp essu esus esvn euer euos eur- eurc eure euro euse even ever eves evoe evon evoo evop evos evre evrs evsc n-up nccc nccn nccp nccr nccs nccu ncec ncee ncen ncep ncer nces ncnc ncoc ncor ncos ncpc ncrc ncre ncrp ncsc ncse ncss ncue ncvs necc nece neco necr necs neen neep neer nees neev nene neno nens nenu neo- neoc neon neoo neos nepc nepe nepr neps nerc nere nero nerr ners neru nerv nesc nese nesn neso nesr ness neuc neue neun neuo neur neuu neve nevo nnes nnnn nnos nnpr nnss noce noco nocs noer noes non- none nonn nono nons nonu noo- noon nooo noop noor noos noov nope nops nor- norc nore norn noro norr nors norv nos- nose noss nosu noun noup nour nous nov- nove novo npcc npes npov nppc npss nrcs nren nroc nron nrpc nrpn nrps nrrc nrsc nrsp nrsv 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 nuoc nuon nupe nups nurc nure nurn nurp nurr nurs nuru nurv nuse nuss nusu nuvo nvcc nvcs nvss o-eo occc occn oce ocee ocon ocos ocpp ocre ocro ocrr ocrs ocur oec- oecc oeec oen- oeno oens oeps oere oers oese oevp onc- once onco one- onec onee oneo onep oner ones onne onno onon onor onos onpu onsc onse onso onue onup onur onus oocr ooer ooes oone oons oooo ooos oops oore oose oous opec open opep oper opes opo- opon opor opos oppo opps opsu opus orce orco orcs ore- orec oren oreo orer ores ornc orne orno orns oro- oroe oron oror oros orpc orpe orps orro orrs orse orso orsu orup orus orve orvr orvs oscc osce osco osec osee osen oser oses osno osnr osoo osor osos osov osro osse osso ossu osun osve oucc ouen ouer oun- oune oupe oupv our- oure ourn ouro ours ouse ouu- ovcs ovee oven over ovo- ovon ovoo ovpp ovre pccc pcce pccs pcep pcer pcns pcoe pcos pcpn pcpp pcps pcrc pcre pcse pcso pcun pece peco pecr pecs peec peen peep peer pees peev pen- penc pene penn peno pens penu peon peor peou pepe pepo peps per- perc pere pern pero perp perr pers peru perv pese peso pess pesu peun peur pnec pnes pneu pnon pnpo pnpp pnro pnsc pnup poce poco pocs poer poes ponc pone pono ponp pons poon poop poor poos pop- popc pope popo popp pops porc pore porn poro porr pors pose posn poso poss poun poup pour pous povo povs ppcc ppcs ppen pper ppos pppn pppo pppp ppps pprc ppru ppss ppur prcc prcp prcs pre- prec pree pren prep pres preu prev prnp pro- proc proe pron proo prop pros prou prov prps prrs prsc prse prso prss prsv prue prus pruu psco pscu psec psnc psnr psoc pson psos psou psov pspp pspr psps psrp pssc psse psso pu-e puce pueo puer pueu punc pune puno puns punu pupe pups pupu pur- pure puro purp purr purs puru puss puuc pvco pvcs rccc rccs rcep rcnr rcon rcos rcpo rcps rcsc rcss rcuv rcvr rcvs recc rece recp recr recs recu reen reep rees reev rene renn reno rens renu reop reos reou repe repo repp repr reps repu rere rero rers reru rese resn reso resp ress reue reup reus reuu reve revo revp revs rnco rncp rncs rnpv rnsp rocc roce roco rocs roen roer roes roev ronc rone rono rons roon roop roor roos rope ropo rops rorc rore roro roru rosc rose roso rosp ross roue roun roup rous rove rovo rovs rpcs rpoe rpon rpos rppn rpps rrrr rrsp rrun rscc rscn rscs rsee rsnn rsno rsnr rsos rspo rsps rsre rsvp ruce ruen ruer rues runc rune runn runo