-ene -one cccc cccu cccv ccee ccgc ccnc ccne ccnr ccnu ccoc ccrc ccre ccrg ccuc ccvo cec- cece ceco ceec cege cego cen- cene ceng ceno ceor ceou cer- cerc cere cern cero cevo cgcc cgcg cger cgro cnco cnrc cnrr coce coco cocu coen cogo con- conc cone cong conn cono conv coon cor- corc core corg corn coro corr coue coun cour cove covo crcc crce crcr cre- crec cree creg cren creo creu crne croc croe cron croo cror crue crug crun cucc cuce cucn cuer cune cuno cuon cure curn curo curr cuve cvcc cven cver cvrg cvrr eccc ecce ecco ecne eco- ecog econ ecou ecrc ecrr ecru ecrv eeee eeng eeoc eerc eerg eero eevn egcc egcg egcr egec egee eger egge eggo egne egnv ego- egon egor egov egre egvn en-v ence enco enee eneg eneo ener enge engg engo engr ennc enne ennu eno- enoc enoe enon enue enur eone eore ercc erce erec eren erer erev erg- ergg ergo erne erno eroc eroe eron eroo errc erre erro eruc erur eruv erve euer euge eur- eurc eure euro even ever evng evoe evon evoo evre gc-c gccc gcov gcrg gece geen geer gege gegg gego gen- genc gene geng genn geno genu geo- geog geon gere gern gero geru geue geun geve gevo gggg ggrn gncc gneu gngc gnoo gnrc gnrr goce gocr goen goer gogo gon- gone gong gonn gono gonu goog goon goor gore gorg gorn goro gorr gou- goug goun gour gove grcc grce grec gree greg gren greu grev groc grog gron groo gror grou grov grrr grue grug grun grur grve guen guer guge gugg gugu gung gunn gure gurg gurn guro gurr guru gvvv nccc nccn nccr nccu ncec ncee ncen ncer ncgr ncnc ncoc ncor ncrc ncre ncue necc nece neco necr neen neer neev nege nego nene neng neno nenu neo- neoc neon neoo nerc nere nero nerr neru nerv neuc neue neun neuo neur neuu neve nevo ngen nger ngon ngor ngou ngur nguu nngn nnnn noce noco noer nogg nogo non- none nong nonn nono nonu noo- noon nooo noor noov nor- norc nore norg norn noro norr norv noun nour nov- nove novo nren nroc nron nrrc nuce nucu nuee nuer nunc nune nung nunn nuno nuoc nuon nurc nure nurn nurr nuru nurv nuvo nvcc o-eo occc occn oce ocee ocon ocre ocro ocrr ocur oec- oecc oeec oen- oeno oere ogee ogen oger ogge ogog ogon ogou ogre ogro ogun onc- once onco one- onec onee oneg oneo oner onge ongo ongu onne onno onon onor onue onur oocr ooer oone oooo oore orce orco ore- orec oreg oren oreo orer orge orgn orgo ornc orne orno oro- oroe oron oror orro orve orvr oucc ouen ouer ouge oun- oune oung our- oure ourn ouro ouu- ovee oven over ovo- ovon ovoo ovre rccc rcgc rcnr rcon rcrg rcuv rcvr recc rece recr recu reen reev rege regn rego regr regu rene reng renn reno renu reog reou rere rerg rero reru reue reuu reve revo rnco rocc roce roco roeg roen roer roev roge rogg rogo ronc rone rong rono roog roon roor rorc rore roro roru roue roun rove rovo rrrr rrun ruce ruen ruer ruge rugg runc rune rung runn runo rurc rure ruro ruru ruun ruve ruvu rv-c rver ucon ucrc ueno ugcc ugcg ugeo uggo ugne ugro ugur uguu uncc unce uncg unco unec unee unen uner ungo ungu unne unno unon unov unro uocc uone uor- uore uovo ure- urge urgu urne uro- uroo urre urun urur urve uuen uuno uuoc uuuu uv-c uven uver uvvu vcon vcug vecc veen veer vege ven- vene veng venn veno venu veor ver- vere vern vero veur veve vevo vgcc voce voer voeu voge vogu vone vonn vooc voog voor vor- vore voro voru voue voun vour vreo vrnn vroc vron vuco vuen vugg vugo vuno vurg vver vvog vvvv