-ene -yne cccc cccm cccs ccee ccmc ccmm ccms ccnc ccne ccnm ccns ccny ccsn ccss cec- cece cecm cecs ceec ceem cees ceme cemm cems cemy cen- cene cens ceny cesc cese cess ceys cmcc cmcs cmec cmes cmmc cmmn cmms cmsc cmse cmsn cnes cnss cscc csce cscs csec csee csem csmc csne csny csse cssm csys cyc- cycc cycs cyen cym- cyme cyn- cyne cyse cyy- cyyc cyyn eccc ecce eccm ecem eces ecne ecsc ecse ecss eecs eeee eees eems eens eeny eese eesy emcc emcn emcs emen emes emme emms emmy emne emse emys ence encs ency enee enem enes eney ennc enne enns enny ense enye enys esce escm escs esee esem esen eses esme esne esse essy esyn eyec eyen eyes eyey eyme eyne eyse mccc mces mcmc mcse mcss mec- mecc mece mecs meem meen mees memc meme mems men- menc mene menn mens meny mes- mesc mese mess meyn meys mmcc mmcm mmcs mmen mmes mmmc mmmm mmms mmsc mmse mmyy mnem mnse mscc msce msec msee msem msmc msmm msms mssm my-e myc- myce myes mymy myne mys- myse myss myys nccc nccn nccs ncec ncee ncem ncen nces ncmm ncnc ncsc ncse ncss ncsy necc nece necs necy neem neen nees nem- neme nemn nems nene nens nesc nese nesn ness neye neyn neys nm-e nmmc nnes nnmc nnnn nnss nscc nscs nsec nsem nsmc nssc nsse nsss nycc nyce nycy nyem nyen nyes nyme nyms nyne nyny nysc nyse nyss sccc scce sccm sccs sccy scec scee scey scmc scmm scms scsc scsn scye scyn se-c se-e se-n se-s se-y sec- secc sece secn secs secy seec seem seen sees seey semc seme semn sems semy sene senn sens seny sesc sese sess seye seym seyn seys smcc smec smee smen smnc smsc smsn smss sncc snee snes snns snsy snye snys sscc ssce sscs ssec ssee ssem sses ssmc ssns sssc sssm ssss syce syen syes sym- syme syms syn- sync syne syns syny syse syss yccc ycee yeen yees yeme yemm yemn yenc yene yens yesm yess yeye ymen ymne ymns ynce ynes ynne ysee ysen yses ysse yyyy