-ene cccc cccs cccu ccee ccnc ccne ccnr ccns ccnu ccrc ccre ccrs ccrt ccsn ccss ccst cctc cctt ccuc ccus ccut cec- cece cecs cect ceec cees cen- cene cens cent cer- cerc cere cern cers cert cesc cese cesr cess cest cet- cete cets cnes cnet cnrc cnrr cnrt cnss cntc cntr cnut crcc crce crcr cre- crec cree cren cres cret creu crne crns crrt crss crst crtc crts crue crun crus crut cscc csce cscr cscs csec csee cser cset csne csrc csrs csse cssr cstc cstr csts csur csus ctec cten ctne ctns ctrc ctrn ctrs ctsc ctsn ctss ctsu cttn ctts cucc cuce cucn cuer cues cune cunt cure curn curr curs curt cuss cust cusu cut- cutc cute cuts cutt eccc ecce ecct eces ecne ecrc ecrr ecru ecsc ecse ecss ecsu ect- ectc ects ecus eecs eeee eees eens eent eerc eers eese eetc eete eets eetu ence encs enee ener enes ennc enne enns ennu enrs ense enst ensu ent- ente entr ents enue enur enus enut ercc erce erec eren erer eres eret erne erns errc erre errs erse erst erts ertu eruc erur erus esce escr escs escu esee esen eser eses eset esne esse esst essu estc este estr ests esus etcc etcs etec etee eten eter etes etne etnr etns etre etsu ette ettn ettu etun euer eur- eurc eure eurt euse nccc nccn nccr nccs ncct nccu ncec ncee ncen ncer nces ncnc ncrc ncre ncsc ncse ncss ncst nctc ncte nctr ncue necc nece necr necs nect neen neer nees neet nene nens nent nenu nerc nere nerr ners nert neru nesc nese nesn nesr ness nest net- nete nets nett neuc neue neun neur neut neuu nnes nnnn nnss nntn nrcs nren nrrc nrsc nrts nscc nscs nsec nser nsnr nsrc nssc nsse nssr nsss nstc nsts nstu ntcc nter ntes nteu ntnu ntrc ntru ntsc ntss ntsu nttr ntuc nuce nucs nucu nuee nuer nunc nune nunn nuns nunt nurc nure nurn nurr nurs nurt nuru nuse nuss nust nusu nute nuts nutt nutu rccc rccs rcet rcnr rcsc rcss rctc rcts recc rece recr recs rect recu reen rees reet rene renn rens rent renu rere rers rert reru rese resn ress rest rete retr rets rett reue reus reut reuu rncs rnnt rnut rrrr rrun rscc rscn rscs rsee rsnn rsnr rsre rsts rstu rtcc rtce rtee rtes rtns rtss rtts ruce ruct ruen ruer rues ruet runc rune runn runs runt rurc rure rurs ruru ruse russ rust rusu rute ruts rutt rutu ruun sccc scce sccs scct scec scee scer scet scnr scnt scr- scrc scre scrn scrs scsc scsn scsr scst scsu sctc sctn sctr scts scun scur scut se-c se-e se-n se-s se-t se-u sec- secc sece secn secr secs sect secu seec seen seer sees seet seeu sene senn senr sens sent serc sere sern serr sers sert seru sesc sese sess sest set- setc sete sets sett seur sncc snee sner snes snet snns snrs snte sntr snur snus srcc srct srec sres srnn srtr sscc ssce sscs ssec ssee sses sset ssns ssrc ssrs sssc ssss sstc ssts stcc stcs stcu stec stee sten ster stes stet stnn stnr stns strc stre strn strs stru stss sttc sttr stuc stue stun stur stus stut suc- succ sucr sucs suee suen suer sues suet sueu sun- sune sunn suns sunt sunu sur- surc sure surn surr surs surt suru sus- suse suss sust susu sute sutu suus tccc tccu tcnn tctc tcts tecr tecs tect teec teen teer tees teet tenc tene tenn tens tent tenu ter- terc tere tern terr ters teru tesc tese tess test tete tetr tets tett tetu teut tncc tnes tnts tnut trcc tre- trec tree tren tres tret treu trst trtc trte trtr truc true trun trus trut truu tscc tsec tsen tses tset tsse tssr tsst tstc tsts tsun ttcn tten tter ttss tttt tucc tuen tuer tues tuet tunc tune tunn tuns tunu turc ture turn turr turs turt turu tusc tuss tust tute tuts tutt tutu uces ucrc ucsc ucst ucsu ucut uers uesn uess uncc unce uncs unct unec unee unen uner unes unne unns unrs uns- unsc unst unte unts unus unut ure- ures uret urne urns urre urse urss ursu urte urts urun urur urus urut uscc usce uscs usee usen user uses uset usnc usnr usnu ussc usse ussr usss usst ussu ustc uste usts usun usus utec uter utes utne utsc uttu uuen uuuu