-ene cccc cccm cccs ccee ccmc ccmm ccms ccnc ccne ccnm ccnr ccns ccrc ccre ccrs ccrt ccsn ccss ccst cctc cctt cec- cece cecm cecs cect ceec ceem cees ceme cemm cemr cems cen- cene cens cent cer- cerc cere cern cers cert cesc cese cesr cess cest cet- cete cets cmcc cmcs cmec cmes cmmc cmmn cmms cmrn cmrr cmrs cmsc cmse cmsn cmst cmtc cnes cnet cnrc cnrr cnrt cnss cntc cntm cntr crcc crce crcr cre- crec cree crem cren cres cret crmn crms crne crns crrt crss crst crtc crtm crts cscc csce cscr cscs csec csee csem cser cset csmc csne csrc csrs csse cssm cssr cstc cstm cstr csts ctec cten ctne ctns ctrc ctrm ctrn ctrs ctsc ctsn ctss cttn ctts eccc ecce eccm ecct ecem eces ecne ecrc ecrm ecrr ecsc ecse ecss ect- ectc ects eecs eeee eees eems eens eent eerc eers eese eetc eete eets emcc emcn emcs emen emer emes emet emme emms emne emre emrs emse emst emte emts ence encs enee enem ener enes ennc enne enns enrs ense enst ent- ente entr ents ercc erce erec erem eren erer eres eret ermc erme erms erne erns errc erre errs erse erst erts esce escm escr escs esee esem esen eser eses eset esme esmr esmt esne esse esst estc este estr ests etcc etcs etec etee etem eten eter etes etne etnr etns etre etrm ette ettn mccc mces mcmc mcmt mcrc mcse mcss mcst mctc mcts mec- mecc mece mecr mecs meem meen meer mees meet memc meme memr mems men- menc mene menn mens ment mer- merc mere merm mern mers mert mes- mesc mese mesr mess mest met- mete mets mett mmcc mmcm mmcs mmct mmen mmes mmmc mmmm mmms mmrc mmsc mmse mmst mmts mnem mnet mnse mntn mr-c mrcc mrce mrcs mree mren mres mrmc mrnc mrrc mrsc mrse mrtm mrtn mrts mrtt mscc msce msec msee msem msmc msmm msms msrt mssm mssr msst mstc mstr msts mtcr mtns mtnt mtrc mtre mtrr mtss mtst mttr mtts nccc nccn nccr nccs ncct ncec ncee ncem ncen ncer nces ncmm ncnc ncrc ncre ncsc ncse ncss ncst nctc ncte nctr necc nece necr necs nect neem neen neer nees neet nem- neme nemn nems nene nens nent nerc nere nerm nerr ners nert nesc nese nesn nesr ness nest net- nete nets nett nm-e nmmc nmnt nmrc nmtc nnes nnmc nnmt nnnn nnss nntn nrcs nrem nren nrrc nrsc nrts nscc nscs nsec nsem nser nsmc nsnr nsrc nssc nsse nssr nsss nstc nsts ntcc nter ntes ntrc ntsc ntss nttm nttr rccc rccs rcet rcms rcnr rcsc rcss rctc rcts recc rece recm recr recs rect reem reen rees reet reme remn rems rene renn rens rent rere rers rert rese resn ress rest rete retr rets rett rmsc rmst rncs rnnt rrmc rrrr rscc rscn rscs rsee rsme rsnn rsnr rsre rsts rtcc rtce rtcm rtee rtes rtmc rtms rtns rtss rtts sccc scce sccm sccs scct scec scee scer scet scmc scmm scms scnr scnt scr- scrc scre scrn scrs scsc scsn scsr scst sctc sctn sctr scts se-c se-e se-n se-s se-t sec- secc sece secn secr secs sect seec seem seen seer sees seet semc seme semn sems sene senn senr sens sent serc sere serm sern serr sers sert sesc sese sess sest set- setc sete sets sett smcc smec smee smen smet smnc smrt smsc smsn smss smtc smte smtn sncc snee sner snes snet snns snrs snte sntr srcc srct srec srem sres srmc srnn srtr sscc ssce sscs ssec ssee ssem sses sset ssmc ssns ssrc ssrm ssrs sssc sssm ssss sstc ssts stcc stcs stec stee stem sten ster stes stet stmc stms stmt stnn stnr stns strc stre strn strs stsm stss sttc sttr tccc tcnn tctc tcts tecr tecs tect teec teem teen teer tees teet teme tems tenc tene tenn tens tent ter- terc tere term tern terr ters tesc tese tess test tete tetr tets tett tmcc tmcm tmen tmnt tmsc tmtt tncc tnes tnts trcc tre- trec tree trem tren tres tret trms trst trtc trte trtr tscc tsec tsen tses tset tsmc tsse tssm tssr tsst tstc tstm tsts ttcn tten tter ttms ttss tttt