-ene -yne cccc cccv ccee ccnc ccne ccnr ccny ccrc ccre cec- cece ceec cen- cene ceny cer- cerc cere cern cery cevy cnrc cnrr crcc crce crcr cre- crec cree cren crne cry- cryn cvcc cven cver cvrr cyc- cycc cyen cyn- cyne cyre cyve cyy- cyyc cyyn eccc ecce ecne ecrc ecrr ecrv eeee eeny eerc eery eevn en-v ence ency enee ener eney ennc enne enny enry envy enye ercc erce erec eren erer erev erne errc erre erve eryc erye even ever evey evre evry eyec eyen eyer eyey eyne eyre eyry eyyr nccc nccn nccr ncec ncee ncen ncer ncnc ncrc ncre necc nece necr necy neen neer neev nene nerc nere nerr nerv nery neve nevy neye neyn nnnn nren nrrc nvcc nycc nyce nycy nyen nyer nyne nyny rccc rcnr rcvr rcyc recc rece recr recy reen reev rene renn reny rere rery reve revy reye reyn rrrr rv-c rver ryen ryne rynn vecc veen veer ven- vene venn veny ver- vere vern very veve vevy veye veyn veyr vrnn vver vvvv vyce vyer vyne vyny vyre yccc ycee yeen yeer yenc yene yere yern yerr yery yeve yeye yeyr ynce ynne yren yrne yryn yven yver yyyy