-ene c-cd cccc cccf cccs cccu ccdc ccdf ccdn ccds cced ccee ccfc ccfd ccff ccnc ccne ccnf ccns ccnu ccsd ccsf ccsn ccss ccuc ccus cd-e cdcs cdec cdef cdes cdfe cdfs cdnc cdnf cdss cec- cece cecs cedd cede cedu ceec cees cef- cefc cefn cen- cend cene cens cesc cese cess cfcf cfcn cfcs cfds cfns cfse cfun cndd cnes cnss cscc cscd csce cscf cscs csdn csec csee csfc csne cssd csse csuf csus cucc cuce cucn cude cuds cued cues cufc cuff cund cune cusd cuss cusu dccc dccs dccu dcds dcfc dcfs dcns dcsc dcss dddd ddes ddss dec- decc decd dece decs dedd dede dedu deed deef deen dees defe deff defn defs dene denn dens denu des- desc dese dess desu deue deus dfcc dfcs dfcu dfds dnce dncs dnsc dnus dscc dscn dscs dsfc dssc dssn duce ducs dudd dude duds dudu dues dufc duff dufu dunc dune dunn duns duse eccc ecce ecdc ecdf eced ecef eces ecfc ecfs ecne ecsc ecse ecss ecsu ecus eddc edde edds ede- eden edes edfu edns edss educ edun eecs eede eedu eeee eees eefe eefn eend eens eese efen efes effs ence encs end- ende ends endu ened enee enes ennc enne enns ennu ense ensu enue enuf enus esce escs escu esds esdu esee esen eses esfs esne esse essu esuf esus eucd eude eufc euse fccf fcds fces fcsc fece fede fedn feds feed feen fees fefc fefe feff fend fene fenn fens fese fess feud feus ffcc ffee ffff ffss ffun fndd fndn fnuf fscc fsec fssc fssf fuc- fudd fude fufc fuff fufu fund fune funf funs fusc fusd fuse fuss fusu nccc nccf nccn nccs nccu ncdc ncdn ncds ncdu ncec nced ncee ncef ncen nces ncfc ncfe ncnc ncnd ncsc ncse ncsf ncss ncue ndcc ndcs ndde ndsf ndss necc nece necs nedc nedd nede neds nedu need neef neen nees nefd nefe neff nefs nend nene nens nenu nesc nese nesn ness neuc neue neuf neun neuu nfcu nfdc nfff nfsu nnes nnnn nnss nscc nscd nscs nsdf nsds nsec nsfc nsfs nssc nsse nssf nsss nuce nucs nucu nudc nudd nude nuee nuff nunc nune nunn nuns nuse nuss nusu sccc scce sccs scdc scdf scds scec scee scfc scfe scnd scsc scsd scsn scsu scud scun sdcc sddc sdds sdef sdes sdfc sdsc sdsf sdss sdsu se-c se-d se-e se-f se-n se-s se-u sec- secc secd sece secn secs secu sede seds seec seed seef seen sees seeu seff send sene senn sens sesc sese sess sfcc sfcs sfdc sffc sfne sfss sfsu sncc sncf sned snee snes snfu snns snsd snus sscc ssce sscs ssdc ssdd ssdf ssec ssee sses ssfc ssns sssc sssf ssss suc- succ sucs sudd sude suds sued suee suen sues sueu suf- sufc suff sufs sufu sun- sund sune sunn suns sunu sus- susd suse suss susu suus ucdc ucdd uces ucsc ucsd ucsf ucsu udds uden udsd udun uend uesn uess ufcu uffe uncc unce uncf uncs unde unds unec uned unee unef unen unes unfd unne unns uns- unsc unus uscc usce uscf uscs usdc usde usdf usds used usee usef usen uses usfc usfs usnc usnu ussc usse ussf usss ussu usun usus uuen uuuu