-ene cccc cccm cccs ccee ccmc ccmm ccms ccnc ccne ccnm ccns ccsn ccss ccst cctc cctt cec- cece cecm cecs cect ceec ceem cees ceme cemm cems cen- cene cens cent cesc cese cess cest cet- cete cets cmcc cmcs cmec cmes cmmc cmmn cmms cmsc cmse cmsn cmst cmtc cnes cnet cnss cntc cntm cscc csce cscs csec csee csem cset csmc csne csse cssm cstc cstm csts ctec cten ctne ctns ctsc ctsn ctss cttn ctts eccc ecce eccm ecct ecem eces ecne ecsc ecse ecss ect- ectc ects eecs eeee eees eems eens eent eese eetc eete eets emcc emcn emcs emen emes emet emme emms emne emse emst emte emts ence encs enee enem enes ennc enne enns ense enst ent- ente ents esce escm escs esee esem esen eses eset esme esmt esne esse esst estc este ests etcc etcs etec etee etem eten etes etne etns ette ettn mccc mces mcmc mcmt mcse mcss mcst mctc mcts mec- mecc mece mecs meem meen mees meet memc meme mems men- menc mene menn mens ment mes- mesc mese mess mest met- mete mets mett mmcc mmcm mmcs mmct mmen mmes mmmc mmmm mmms mmsc mmse mmst mmts mnem mnet mnse mntn mscc msce msec msee msem msmc msmm msms mssm msst mstc msts mtns mtnt mtss mtst mtts nccc nccn nccs ncct ncec ncee ncem ncen nces ncmm ncnc ncsc ncse ncss ncst nctc ncte necc nece necs nect neem neen nees neet nem- neme nemn nems nene nens nent nesc nese nesn ness nest net- nete nets nett nm-e nmmc nmnt nmtc nnes nnmc nnmt nnnn nnss nntn nscc nscs nsec nsem nsmc nssc nsse nsss nstc nsts ntcc ntes ntsc ntss nttm sccc scce sccm sccs scct scec scee scet scmc scmm scms scnt scsc scsn scst sctc sctn scts se-c se-e se-n se-s se-t sec- secc sece secn secs sect seec seem seen sees seet semc seme semn sems sene senn sens sent sesc sese sess sest set- setc sete sets sett smcc smec smee smen smet smnc smsc smsn smss smtc smte smtn sncc snee snes snet snns snte sscc ssce sscs ssec ssee ssem sses sset ssmc ssns sssc sssm ssss sstc ssts stcc stcs stec stee stem sten stes stet stmc stms stmt stnn stns stsm stss sttc tccc tcnn tctc tcts tecs tect teec teem teen tees teet teme tems tenc tene tenn tens tent tesc tese tess test tete tets tett tmcc tmcm tmen tmnt tmsc tmtt tncc tnes tnts tscc tsec tsen tses tset tsmc tsse tssm tsst tstc tstm tsts ttcn tten ttms ttss tttt