-ene c-cd cccc cccs cccu ccdc ccdn ccdr ccds cced ccee ccnc ccne ccnr ccns ccnu ccrc ccre ccrs ccsd ccsn ccss ccuc ccus cd-e cd-r cdcs cddr cdec cder cdes cdnc cdre cdrs cdss cec- cece cecs cedd cede cedu ceec cees ceke cen- cend cene cens cer- cerc cerd cere cern cers cesc cese cesr cess ckck ckcs ckdu cken cker cknc ckns ckrc ckrd cndd cnes cnrc cnrr cnss crcc crce crcr crdc cre- crec cred cree cren cres creu crkc crne crns crss crud crue cruk crun crus cscc cscd csce cscr cscs csdn csdr csec csee cser csks csne csrc csrd csrs cssd csse cssr csur csus cucc cuce cuck cucn cude cuds cued cuek cuer cues cuk- cuke cund cune curd cure curn curr curs cusd cusk cuss cusu dccc dccs dccu dcds dcns dcrk dcsc dcss dddd ddes ddrc ddre ddss dec- decc decd dece deck decs dedd dede dedu deed deek deen deer dees dek- deke deks dene denk denn dens denu der- derc dere derk dern derr ders des- desc dese desk dess desu deue deuk deur deus dkdc dnce dncs dner dnrc dnsc dnuk dnus dred dree drek dren dres drrs drue druk drus druu dscc dscn dscr dscs dsdr dsrc dsrr dssc dssn duce duck ducs dudd dude duds dudu duer dues duke duku dunc dune dunk dunn duns dure durk durn duru duse dusk duur eccc ecce ecdc eced eces ecks ecne ecrc ecrr ecru ecsc ecse ecss ecsu ecus eddc edde edds ede- eden eder edes edns edrn edru edss educ edun edur eecs eede eedu eeee eees eeke eeks eend eens eerc eers eese eesk eked ekek eken eker ekes ekne ekur ence encs end- ende ends endu ened enee ener enes enke enkr ennc enne enns ennu enrs ense ensu enue enur enus ercc erce erde erds erec ered eren erer eres erke erks erne erns errc erre errs erse eruc erur erus esce escr escs escu esds esdu esee esek esen eser eses eske esks esku esne esrd esse essu esus eucd eude euer eur- eurc eure euse kccc kccd kcck kccr kccu kcdc kcdd kcdr kcds kcdu kcec kced kcee kceu kckc kckk kckn kckr kcnd kcnr kcns kcrc kcrn kcrr kcrs kcru kcsc kcsd kcse kcsn kcsr kcss kcsu kcue kcuk kdcc kdcd kdce kdcr kddc kddd kddk kddr kdec kden kdkd kdkk kdkn kdkr kdnd kdne kdnk kdnn kdnr kdns kdrs kdsc kdsd kdsk kdsn kdsr kdss kdsu kduc kdun kdur kdus keck kecr kedc kedd kede kedr keds keed keek keen keer kees kekc keke keks keku ken- kend kene kenk kenn kenr kens kenu ker- kerc kere kerk kern kerr kers keru kesc kesd kesk kesn kesr kess keun keur keus kkcd kkck kkcn kkcr kkcs kkdc kkdd kked kken kkkk kknd kkne kknn kkns kknu kkrc kkre kkrk kkrn kkrr kkrs kksd kkse kksn kksr kkss kksu kkus kkuu knce knck kncn kncr kncu kndc kndd knde kndk kndn kndr kndu knec kned knee knek knen knes kneu knkk knnd knnk knnr knns knrk knrs knsc knsd knse knsk knsn knsr knss knsu knud knue knuk knur knus krcc krcd krce krcn krcs krcu krdc krdd krde krdr krds krdu krec kred kree krek kren kres kreu krkc krkd krke krkk krkn krkr krks krku krnd krne krnk krnn krnu krrc krre krrk krrn krrr krrs krsc krsd krse krsk krsn krsr krss krsu kruc krue kruk krun krur ksce ksck kscn kscr kscs kscu ksdc ksdk ksdn ksdr ksds ksec ksed ksee ksek ksen kser kskd kske kskk kskn kskr ksks ksku ksnc ksnd ksnk ksnn ksnr ksns ksrn ksrr ksrs ksse kssn kssr ksss kssu ksud ksue ksun ksuu kucc kucd kuce kucr kudd kude kudu kued kuek kuen kues kueu kuke kukk kukn kuks kuku kunc kund kune kunk kunr kuns kunu kurd kure kurk kurr kurs kuru kusc kusd kusn kusu kuuk kuur kuuu nccc nccn nccr nccs nccu ncdc ncdn ncdr ncds ncdu ncec nced ncee ncen ncer nces ncnc ncnd ncrc ncre ncsc ncse ncss ncue ncuk ndcc ndcs ndde nder ndrc ndre ndss necc nece neck necr necs nedc nedd nede neds nedu need neen neer nees neke neku nend nene nens nenu nerc nerd nere nerk nerr ners neru nesc nese nesn nesr ness neuc neue neuk neun neur neuu nnes nnnn nnss nrcs nrdc nrds nren nrrc nrrd nrsc nscc nscd nscs nsds nsec nser nskk nsnr nsrc nsrd nssc nsse nssr nsss nuce nuck nucs nucu nudc nudd nude nuee nuer nuke nuku nunc nune nunk nunn nuns nurc nurd nure nurn nurr nurs nuru nuse nuss nusu nuuk rccc rccs rcdc rcde rcds rcnr rcrd rcsc rcsd rcss rder recc recd rece reck recr recs recu redc redd rede redr reds redu reed reek reen rees reke reks rend rene renk renn rens renu rerd rere rers reru rese resn ress reue reuk reus reuu rkss rncs rndc rnds rred rrrr rrun rscc rscn rscs rsdd rsds rsee rsnn rsnr rsre ruce ruck rudd rude ruds rued ruen ruer rues ruke rukk rukn ruku runc rund rune runk runn runs rurc rurd rure rurs ruru ruse rusk russ rusu ruud ruun sccc scce sccs scdc scds scec scee scer sck- scnd scnr scr- scrc scre scrn scrs scsc scsd scsn scsr scsu scud scun scur sdcc sddc sdds sder sdes sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-k se-n se-s se-u sec- secc secd sece seck secn secr secs secu sede seds seec seed seek seen seer sees seeu seke sekk seku send sene senn senr sens serc serd sere serk sern serr sers seru sesc sese sess seur sked skee sken sker skes skn- sksd skss skud skue skun skur sncc sned snee sner snes snns snrk snrs snsd snur snus srcc srde srec sres srnn srsd sscc ssce sscs ssdc ssdd ssec ssee sses ssns ssrc ssrs sssc ssss suc- succ suck sucr sucs