-ene -one -ose cccc cccp cccs ccee ccnc ccne ccnp ccns ccoc ccpe ccpn ccpp ccps ccsn ccsp ccss cec- cece ceco cecp cecs ceec cees cen- cene ceno cens ceop ceos cepc cepe cepo cepp ceps cesc cese cesp cess cnco cncp cnep cnes cnss coce coco cocp coen coep coes con- conc cone conn cono cons coon coop coos cope copo copp cops cosc cose coso cosp coss cpce cpcs cpep cpns cpos cpps cpsc cpso cscc csce csco cscs csec csee csep csne csnp csos cspc cspe csps csse eccc ecce ecco eces ecne eco- econ ecop ecos ecpp ecsc ecse ecsp ecss eecs eeee eees eens eeoc eeps eese ence enco encs enee eneo enes ennc enne enns eno- enoc enoe enon enos enp- ense enso eoes eone eons epcc epec epee epen epes epns epoc epon epos eppc eppo eppp epps epsc epsp epss esce esco escs esee esen eseo eses esne eso- esop esos espc espe espn espo espp esps esse esso essp nccc nccn nccp nccs ncec ncee ncen ncep nces ncnc ncoc ncos ncpc ncsc ncse ncss necc nece neco necs neen neep nees nene neno nens neo- neoc neon neoo neos nepc nepe neps nesc nese nesn neso ness nnes nnnn nnos nnss noce noco nocs noes non- none nonn nono nons noo- noon nooo noop noos nope nops nos- nose noss npcc npes nppc npss nscc nscs nsec nsep nsos nspc nsps nssc nsse nsso nssp nsss o-eo occc occn oce ocee ocon ocos ocpp oec- oecc oeec oen- oeno oens oeps oese onc- once onco one- onec onee oneo onep ones onne onno onon onos onsc onse onso ooes oone oons oooo ooos oops oose opec open opep opes opo- opon opos oppo opps oscc osce osco osec osee osen oses osno osoo osos osse osso pccc pcce pccs pcep pcns pcoe pcos pcpn pcpp pcps pcse pcso pece peco pecs peec peen peep pees pen- penc pene penn peno pens peon pepe pepo peps pese peso pess pnec pnes pnon pnpo pnpp pnsc poce poco pocs poes ponc pone pono ponp pons poon poop poos pop- popc pope popo popp pops pose posn poso poss ppcc ppcs ppen ppos pppn pppo pppp ppps ppss psco psec psnc psoc pson psos pspp psps pssc psse psso s-os sccc scce sccp sccs scec scee scep scon scoo scop scpe scpo scps scsc scsn scso se-c se-e se-n se-o se-s sec- secc sece secn seco secs seec seen seep sees sene senn seno sens seoc seon seop sepe sepn sepo sepp seps sesc sese seso sess sncc snco sncp snee snep snes snns snoc snoo snop snos snpo snpp soce soco socs soec soen soeo soep soes son- sone sono sons soon soop soos sope sopo sopp sops sose soso soss spcc spco spcs spec spee spen spes spne spns spoc spon spoo spop spos spps spse spso spsp spss sscc ssce sscp sscs ssec ssee ssep sses ssns ssoc ssop sspc sspe sspo ssps sssc ssss