-ene c-cd cccc cccs cccu ccdc ccdn ccdr ccds cced ccee ccnc ccne ccnr ccns ccnu ccrc ccre ccrs ccrt ccsd ccsn ccss ccst cctc cctt ccuc ccus ccut cd-e cd-r cdcs cddr cdec cder cdes cdnc cdre cdrs cdss cec- cece cecs cect cedd cede cedt cedu ceec cees cen- cend cene cens cent cer- cerc cerd cere cern cers cert cesc cese cesr cess cest cet- cete cets cndd cnes cnet cnrc cnrr cnrt cnss cntc cntr cnut crcc crce crcr crdc cre- crec cred cree cren cres cret creu crne crns crrt crss crst crtc crts crud crue crun crus crut cscc cscd csce cscr cscs csdn csdr csec csee cser cset csne csrc csrd csrs cssd csse cssr cstc cstd cstr csts csur csus ctec cten ctne ctns ctrc ctrn ctrs ctsc ctsn ctss ctsu cttn ctts cucc cuce cucn cude cuds cued cuer cues cund cune cunt curd cure curn curr curs curt cusd cuss cust cusu cut- cutc cute cuts cutt dccc dccs dcct dccu dcds dcns dcsc dcss dctc dcts dddd ddes ddrc ddre ddss ddts dec- decc decd dece decs dect dedd dede dedu deed deen deer dees deet dene denn dens dent denu der- derc dere dern derr ders des- desc dese dess dest desu dete detn detr dets deue deur deus deut dnce dncs dner dnet dnrc dnsc dntt dnus dnut dred dree dren dres dret drrs drue drus drut druu dscc dscn dscr dscs dsdr dsrc dsrr dssc dssn dsst dstc dstn dsts dtcc dted dten dtss duce ducs duct dudd dude duds dudu duer dues duet dunc dune dunn duns dunt dure durn durt duru duse dust dute duts duur duut eccc ecce ecct ecdc eced eces ecne ecrc ecrr ecru ecsc ecse ecss ecsu ect- ectc ects ecus eddc edde edds ede- eden eder edes edns edrn edru edss edts educ edun edur eecs eede eedu eeee eees eend eens eent eerc eers eese eetc eete eets eetu ence encs end- ende ends endu ened enee ener enes ennc enne enns ennu enrs ense enst ensu ent- entd ente entr ents enue enur enus enut ercc erce erde erds erec ered eren erer eres eret erne erns errc erre errs erse erst erts ertu eruc erur erus esce escr escs escu esds esdu esee esen eser eses eset esne esrd esse esst essu estc estd este estr ests esus etcc etcs etds etec etee eten eter etes etne etnr etns etre etsu ette ettn ettu etun eucd eude euer eur- eurc eure eurt euse nccc nccn nccr nccs ncct nccu ncdc ncdn ncdr ncds ncdu ncec nced ncee ncen ncer nces ncnc ncnd ncrc ncre ncsc ncse ncss ncst nctc ncte nctr ncue ndcc ndcs ndde nder ndnt ndrc ndre ndss ndtc ndut necc nece necr necs nect nedc nedd nede neds nedu need neen neer nees neet nend nene nens nent nenu nerc nerd nere nerr ners nert neru nesc nese nesn nesr ness nest net- netd nete nets nett neuc neue neun neur neut neuu nnes nnnn nnss nntn nrcs nrdc nrds nren nrrc nrrd nrsc nrts nscc nscd nscs nsds nsdt nsec nser nsnr nsrc nsrd nssc nsse nssr nsss nstc nstd nsts nstu ntcc ntds nter ntes nteu ntnd ntnu ntrc ntru ntsc ntss ntsu nttr ntuc nuce nucs nucu nudc nudd nude nuee nuer nunc nune nunn nuns nunt nurc nurd nure nurn nurr nurs nurt nuru nuse nuss nust nusu nute nuts nutt nutu rccc rccs rcdc rcde rcds rcet rcnr rcrd rcsc rcsd rcss rctc rcts rder recc recd rece recr recs rect recu redc redd rede redr reds redu reed reen rees reet rend rene renn rens rent renu rerd rere rers rert reru rese resn ress rest retd rete retr rets rett reue reus reut reuu rncs rndc rnds rnnt rntd rnut rred rrrr rrun rscc rscn rscs rsdd rsds rsee rsnn rsnr rsre rsts rstu rtcc rtce rtdt rtee rtes rtnd rtns rtss rtts ruce ruct rudd rude ruds rued ruen ruer rues ruet runc rund rune runn runs runt rurc rurd rure rurs ruru ruse russ rust rusu rute ruts rutt rutu ruud ruun sccc scce sccs scct scdc scds scec scee scer scet scnd scnr scnt scr- scrc scre scrn scrs scsc scsd scsn scsr scst scsu sctc sctd sctn sctr scts scud scun scur scut sdcc sddc sdds sder sdes sdet sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-n se-s se-t se-u sec- secc secd sece secn secr secs sect secu sede seds seec seed seen seer sees seet seeu send sene senn senr sens sent serc serd sere sern serr sers sert seru sesc sese sess sest set- setc sete sets sett seur sncc sned snee sner snes snet snns snrs snsd snte sntr snur snus srcc srct srde srec sres srnn srsd srtr sscc ssce sscs ssdc ssdd ssec ssee sses sset ssns ssrc ssrs sssc ssss sstc sstd ssts stcc stcs stcu stds stec sted stee sten ster stes stet stnd stnn stnr stns strc strd stre strn strs stru stss sttc sttd sttr stuc stud stue stun stur stus stut suc- succ sucr sucs sudd sude suds sued suee suen suer sues suet sueu sun- sund sune sunn suns sunt sunu sur- surc surd sure surn surr surs surt suru sus- susd suse suss sust susu sute sutu suus tccc tccu tcdd tcnn tctc tcts tdes tdse tdss tecr tecs tect tedd tede teds teec teed teen teer tees teet tenc tend tene tenn tens tent tenu ter- terc tere tern terr ters teru tesc tesd tese tess test tete tetr tets tett tetu teut tncc tndd tnes tnts tnut trcc tre- trec tred tree tren tres tret treu trsd trst trtc trte trtr truc trud true trun trus trut truu tscc tsec tsen tses tset tsse tssr tsst tstc tsts tsun ttcn tten tter ttss tttt tucc tude tudu tuen tuer tues tuet tunc tund tune tunn tuns