-ene -yne cccc cccu ccee ccgc ccnc ccne ccnr ccnu ccny ccrc ccre ccrg ccuc cec- cece ceec cege cen- cene ceng ceny cer- cerc cere cern cery ceyu cgcc cgcg cger cnrc cnrr crcc crce crcr cre- crec cree creg cren creu crne crue crug crun cry- cryn cucc cuce cucn cuer cugy cune cuny cure curn curr cury cuy- cuyr cyc- cycc cyeg cyen cyn- cyne cyre cyun cyy- cyyc cyyn eccc ecce ecne ecrc ecrr ecru eeee eeng eeny eerc eerg eery egcc egcg egcr egec egee eger egge eggy egne egre egry egyr ence ency enee eneg ener eney enge engg engr ennc enne ennu enny enry enue enur enye ercc erce erec eren erer erg- ergg erne errc erre eruc erur eryc erye euer euge euny eur- eurc eure eury eyec eyen eyer eyey eyne eyre eyry eyyr gc-c gccc gcrg gece geen geer gege gegg gen- genc gene geng genn genu geny gere gern geru gery geue geun geyn gggg ggrn gncc gneu gngc gnrc gnrr grcc grce grec gree greg gren greu grey grrr grue grug grun grur gry- grye gryn guen guer guey guge gugg gugu gung gunn guny gure gurg gurn gurr guru gury guye guyu gyer gyge gyn- gyne gyng gyr- gyre gyrn gyuu nccc nccn nccr nccu ncec ncee ncen ncer ncgr ncnc ncrc ncre ncue necc nece necr necy neen neer nege nene neng nenu nerc nere nerr neru nery neuc neue neun neur neuu neuy neye neyg neyn ngen nger ngur nguu nngn nnnn nren nrrc nuce nucu nuee nuer nunc nune nung nunn nuny nurc nure nurn nurr nuru nycc nyce nycy nyen nyer nyne nyny rccc rcgc rcnr rcrg rcyc recc rece recr recu recy reen rege regn regr regu rene reng renn renu reny rere rerg reru rery reue reuu reye reyn rrrr rrun ruce ruen ruer ruge rugg runc rune rung runn runy rurc rure ruru ruun ryen ryge ryne ryng rynn ryue ryun ucrc ugcc ugcg ugne ugny ugur uguu uncc unce uncg unec unee unen uner ungu unne urcy ure- urey urge urgu urne urre urry urun urur uryn uuen uuuu uuyn uyre yccc ycee ye-u yeen yeer yegg yenc yene yeng yere yern yerr yery yeue yeun yeye yeyr ygun ynce ynge ynne ynug yren yrne yrun yryn yuce yuen yuer yugg yugu yune yung yuny yure yurn yury yuye yuyu yyyy