-ene -one -ose cccc cccp cccs ccee ccgc ccgs ccnc ccne ccnp ccnr ccns ccoc ccpe ccpn ccpp ccpr ccps ccrc ccre ccrg ccrp ccrs ccsg ccsn ccsp ccss cec- cece ceco cecp cecs ceec cees cege cego cen- cene ceng ceno cens ceop ceor ceos cepc cepe cepo cepp cepr ceps cer- cerc cere cern cero cerp cers cesc cese cesg cesp cesr cess cgcc cgcg cger cges cggs cgns cgro cgss cnco cncp cnep cnes cnrc cnrr cnss coce coco cocp coen coep coes cogo cogs con- conc cone cong conn cono cons coon coop coos cope copg copo copp copr cops cor- corc core corg corn coro corp corr cors cosc cose coso cosp coss cpce cpcs cpep cper cpns cpos cpps cpre cprs cpsc cpso cpsr crcc crce crcr cre- crec cree creg cren creo crep cres crgs crne crns croc croe cron croo crop cror crpc crps crsp crss cscc csce csco cscr cscs csec csee csep cser csgn csne csnp csor csos cspc cspe csps csrc csrs csse cssr eccc ecce ecco eces ecgs ecne eco- ecog econ ecop ecos ecpg ecpp ecrc ecrr ecsc ecse ecsp ecss eecs eeee eees eegs eeng eens eeoc eeps eerc eerg eero eers eese egcc egcg egcr egec egee eger egge eggo eggp eggs egne ego- egon egor egos egpe egpn egpo egre egsc egss ence enco encs enee eneg eneo ener enes enge engg engo engr engs ennc enne enns eno- enoc enoe enon enos enp- enrs ense ensg enso eoes eone eons eore epcc epec epee epen eper epes epns epoc epon epor epos eppc eppo eppp epps epro eprp eprs epsc epsp epss ercc erce ercp erec eren erer eres erg- ergg ergo ergs erne erno erns eroc eroe eron eroo eros erpe erps errc erre erro errs erse erso esce esco escr escs esee esen eseo eser eses esgn esne eso- esop esos espc espe espn espo espp esps esse essg esso essp gc-c gccc gccs gcos gcpc gcrg gcse gcss gece geen geep geer gees gege gegg gego gen- genc gene geng genn geno gens geo- geog geon geos gepe gere gern gero gers gesg geso gess gggg ggpo ggrn ggss gncc gngc gnoo gnpc gnps gnrc gnrr goce gocr goen goer goes gogo gogs gon- gone gong gonn gono gons goog goon goop goor goos gopc gope gopo gops gore gorg gorn goro gorp gorr gors gose goso goss gper gpgp gpos gprp gprs gpsg gpso gpss grcc grce grec gree greg gren grep gres groc grog gron groo grop gror gros grpc grps grrr grrs grss gscp gsoc gson gsos gspc gsse nccc nccn nccp nccr nccs ncec ncee ncen ncep ncer nces ncgr ncgs ncnc ncoc ncor ncos ncpc ncrc ncre ncrp ncsc ncse ncss necc nece neco necr necs neen neep neer nees nege nego negp negs nene neng neno nens neo- neoc neon neoo neos nepc nepe nepr neps nerc nere nero nerr ners nesc nese nesn neso nesr ness ngen nger ngns ngon ngor ngos ngpc ngsn nnes nngn nnnn nnos nnpr nnss noce noco nocs noer noes nogg nogo nogs non- none nong nonn nono nons noo- noon nooo noop noor noos nope nops nor- norc nore norg norn noro norr nors nos- nose noss npcc npes nppc npss nrcs nren nroc nron nrpc nrpn nrps nrrc nrsc nrsp nscc nscs nsec nsep nser nsnr nsos nspc nsps nsrc nssc nsse nsso nssp nssr nsss o-eo occc occn oce ocee ocon ocos ocpp ocre ocro ocrr ocrs oec- oecc oeec oen- oeno oens oeps oere oers oese ogee ogen oger ogge ogog ogon ogre ogro onc- once onco one- onec onee oneg oneo onep oner ones onge ongo onne onno onon onor onos onpg onsc onse onso oocr ooer ooes oone oons oooo ooos oops oore oose opec open opep oper opes opng opo- opon opor opos oppo opps orce orco orcs ore- orec oreg oren oreo orer ores orge orgn orgo orgs ornc orne orno orns oro- oroe oron oror oros orpc orpe orps orro orrs orse orso oscc osce osco osec osee osen oser oses osno osnr osoo osor osos osro osse osso pccc pcce pccs pcep pcer pcgg pcgs pcns pcoe pcos pcpn pcpp pcps pcrc pcre pcse pcso pece peco pecr pecs peec peen peep peer pees pegg pego pegs pen- penc pene peng penn peno pens peon peor pepe pepo peps per- perc pere perg pern pero perp perr pers pese peso pess pgcc pgce pger pgrc pgsc pgss pnec pnes pnon pnpo pnpp pnro pnsc poce poco pocs poer poes poge pogg pogo pogs ponc pone pong pono ponp pons poon poop poor poos pop- popc pope popo popp pops porc pore porg porn poro porr pors pose posn poso poss ppcc ppcs ppen pper ppos pppn pppo pppp ppps pprc ppss prcc prcp prcs pre- prec pree preg pren prep pres prgs prnp pro- proc proe prog pron proo prop pros prps prrs prsc prse prso prss psco psec pseg psgr psnc psnr psoc pson psos pspp pspr psps psrp pssc psse psso rccc rccs rcep rcgc rcnr rcon rcos rcpo rcps rcrg rcsc rcss recc rece recp recr recs reen reep rees rege regn rego regr regs rene reng renn reno rens reog reop reos repe repo repp repr reps rere rerg rero rers rese resn reso resp ress rnco rncp rncs rngs rnsp rocc roce roco rocs roeg roen roer roes roge rogg rogo ronc rone rong rono rons roog roon roop roor roos rope ropo rops rorc rore roro rosc rose roso rosp ross rpcs rpgs rpoe rpon rpos rppn rpps rrrr rrsp rscc rscn rscs rsee rsgc rsnn rsno rsnr rsos rspo rsps rsre s-os sccc scce sccp sccs scec scee sceg scep scer scgp scgs scnr scog scon scoo scop scor scpe scpo scps scr- scrc scre scrn scrs scsc scsn scso scsr se-c se-e se-g se-n se-o se-s sec- secc sece secg