nuff nunc nune nung nunn nuno nuoc nuon nurc nure nurn nurr nuru o-eo occc occn oce ocee ocef ocon ocre ocro ocrr ocur oec- oecc oeec oen- oeno oere oeuf ofcr ofen ofer off- offc offe offo offr offu ofgo ofno ofor ofre ogee ogen oger ogfr ogge ogog ogon ogou ogre ogro ogun onc- once oncf onco one- onec onee oneg oneo oner onge ongo ongu onne onno onon onor onue onur oocr ooer ooff oone oooo oore orce orco ore- orec oreg oren oreo orer orfe orff orfu orge orgn orgo ornc orne orno oro- oroe orof oron oror orro oucc ouen ouer oufc oufe ouff ouge oun- oune oung our- oure ourn ouro ouu- rccc rcfc rcgc rcnr rcon rcrg recc rece recr recu reef reen refe reff refg refn refr refu rege regn rego regr regu rene reng renn reno renu reof reog reou rere rerg rero reru reue reuf reuu rfef rffc rnco rocc roce roco roeg roen roer rofc rofe roff rofo roge rogg rogo ronc rone rong rono roof roog roon roor rorc rore roro roru roue rouf roun rrfc rrrr rrun ruce ruen ruer rufc rufe ruff rufo ruge rugg runc rune runf rung runn runo rurc rure ruro ruru ruun ucon ucrc ueno ufcu ufer uffe ugcc ugcg ugeo uggo ugne ugro ugur uguu uncc unce uncf uncg unco unec unee unef unen uner ungo ungu unne unno unon unrf unro uocc uofg uofo uone uor- uore ure- urfe urff urge urgu urne uro- uroo urre urun urur uuen uuno uuoc uuuu

c-cor c-one ccccc ceco- cecon cecun ceene ceere cefcu cefor cegge cegne cence ceneu ceno- cenon ceoce ceoor ceorn cerc- cerce cerco cerec ceren cerer cerge cerne cerno cero- ceroc ceron cerou cerre cerro cfour cfu-e cneru cnnfn cnngo cnnnn co-co cocc- cocce cocco coceo cocon cocur coen- coeur cofer coffe cofre cofur cogen cogne cogon cogue con-g conco concr coner confu conge congo conne connu cono- conon conor cooee cooer coone coore coorg corce core- coree coren corer coreu corfe corfo corfu corge corne corno cornu coro- coron corre corun couco couer coure couru crece creen creer cregg cren- creo- creon creu- creue crnce crnec crner croce croco crone crooe croon crore croun cruce crufe crune cruor crure cuero cufeu cuffe cufre cunco cuneo cunge cunne cuoco cuore curce curer curno curre curro curug e-one eccen ecoff econo eeeee eence eener efere effer efore efren efron efuru egene egeon eggen egger eggng eggon egner egone encge encog encre encur eneco enego enero enfce enfer enfeu engen enger ennor enone enore enorn enrge enron enuff enugu enure enurn eofen eofor eorne eorre erceg ereen erege erere ergen ergo- ergon ergun ernen eroge erone eroor erore erron error erugo eucen eucre eugen eunoe euro- eurre fcron feeor feere fefor fegen fegue fence fener feneu fenne fenno fenoe fenor feoff ferce feren ferno feron ferr- ferre ferro feuer feuge focer foggo fogou fogue foner fonge fonne foone foore force fore- foren foreo forge forgo forne forno forro forur fouee fouge fougo foure fourg fouro frcog freer frege freon frere freur frogn frore frorn frugo fu-fu fuco- fucun fuego fuero fugee fugen fuger fugro fugue fugug funen funge fungo fuoco fuorn furen furo- furor gconf gecco geere gefen gegge genco gener genge gengo geno- genre genro geoff geong georg gerce geren geron gerre geruf gnoff gnuff gnugo go-go go-on go-oo gocco gocoo gofer goffe gofor gogen gogne gogon gogro gogue gonc gonce gonef gonen goner gonff gongo gonne gonnn gonno gono- gonof gooff googe goone goong goore gorce goree goren gorer gorge gorgo gorne gorno gorre gorun goufe gouge goune goung gounn goure grece greco grecu greef green greer grefe greff grege gregg grego grenc grene greng grenn grgen grgur groce groen grofe groff groge grogg grone grong grono groof groon groue grouf groun grrrr grufe gruff grune grure guce gucer guene guere guern guero gugen guner gunge gungu gunne gunnr guoge guren gurge gurne guroo gurre gurro gurun gurur nconf ncree necco necr- necro neece neere nefco nefen nefer neffe nefre neger negon negre negro negru negun negur nengo nenno neofe neore nerco neree nereo neron nerre nerur neuen neuer neueu neune neuou neur- neure neuro ngege ngeue ngfor ngong ngoro ngugu ngure nguru nnfcc nnooo no-go no-no nocer noerr nofee nofor nofou nofun noger non-u nonce nonne nonno noone noonu norce norco noreg noren norge norne noroc noron norro norun noune nroff nu-nu nucor nueno nunce nunge nunon nunun nuoro nurce nure- nurfc nurun o-fer occur oceno ocoee ocorn ocree oeco- oefun oeno- oenoe offen offer offof offon offre offun ofone ofono oforn ofour ogene ognen ognon ogogo ogone ogren ogron ogugu oncee oncer onco- oncre oncue onene oneno oneof oneon oneor onere onero ongee ongon onne- onnen onoff onone onoon onore onorn onour onrce oo-er oocre ooooo oouen orcon oreco oreo- orere orero orfeo orfeu orfoe orfor orgne orgon orgue orgun ornee ornge ornon oroco oroer orono orrgo oruce orune oruro ouene ounce ouoro ource oure- ouren ourne ourno r-co- recce recco recen recog recon recue recur reece reefe reege reene reere refco refen refer reffe reffo refne regec regen reger regge reggo regne regno regur rence renco renee reneg rener renfe renge rengg rengo renne renno reno- renou reone reorg rere- reree rerun reuen reuer reune ro-ro rocco rocor rocou roero roffe rofor rogen roger rogge rogno rogue ronco ronee ronen roneo ronge rongo rongu ronne ronno rooer roofe rooge roone roong roore rooue rorer rouen rouer roufe rouge roune roung roure rucer ruegg ruere rueun ruffe ruffo rufo- rugen ruger rugge runcu runec runer runge rungu runne runo- runof runon rurec u-cee u-con ucero ucgun uconn ufere ufofu ufone ugene ugoff ugong ugro- ugrug un-go uncon uncor unfoe unfun unfur unger ungon ungur unnun unnur unoor unorn unref unrug unrun unurn uofnc uouee ureo- urger urgun urour uruce urucu uuuuu

ceecee ceener cenere cerco- cerego cereno cerner cernon cernuc cerone ceroon ceruce co-une cocco- cococo cocoon