-ene c-cd cccc cccp cccs cccu ccdc ccdn ccdp ccdr ccds cced ccee ccnc ccne ccnp ccnr ccns ccnu ccpe ccpn ccpp ccpr ccps ccrc ccre ccrp ccrs ccsd ccsn ccsp ccss ccuc ccup ccus cd-e cd-r cdcs cddr cdec cder cdes cdnc cdps cdre cdrs cdss cec- cece cecp cecs cedd cede cedu ceec cees cen- cend cene cens cepc cepe cepp cepr ceps cer- cerc cerd cere cern cerp cers cesc cese cesp cesr cess cncp cndd cndp cnep cnes cnrc cnrr cnss cpce cpcs cpcu cpep cper cpns cppd cpps cpre cprs cpsc cpsr cpsu cpus crcc crce crcr crdc cre- crec cred cree cren crep cres creu crne crns crpc crps crsp crss crud crue crun crup crus cscc cscd csce cscr cscs csdn csdp csdr csec csee csep cser csne csnp cspc cspd cspe csps csrc csrd csrs cssd csse cssr csup csur csus cucc cuce cucn cude cuds cued cuer cues cund cune cunp cupe cupp cupr cups curd cure curn curr curs cusd cusp cuss cusu dccc dccp dccs dccu dcds dcns dcps dcsc dcss dcup dddd ddes ddps ddrc ddre ddss dec- decc decd dece decs dedd dede dedu deed deen deep deer dees dene denn dens denu depc depe depp depr deps der- derc dere dern derp derr ders des- desc dese desp dess desu deue deur deus dnce dncs dner dnrc dnsc dnus dpcp dper dppc dpsd dpsu dred dree dren dres drrs drsp drue drup drus druu dscc dscn dscp dscr dscs dsdp dsdr dsps dsrc dsrp dsrr dssc dssn dssp duce ducs dudd dude duds dudu duer dues dunc dune dunn duns dupe dure durn duru duse duur eccc ecce ecdc eced eces ecne ecpd ecpp ecrc ecrr ecru ecsc ecse ecsp ecss ecsu ecus eddc edde eddp edds ede- eden eder edes edns edrn edru edss educ edun edup edur eecs eede eedu eeee eees eend eens eeps eerc eers eese ence encs end- ende ends endu ened enee ener enes ennc enne enns ennu enp- enrs ense ensu enue enur enus epcc epec epee epen eper epes epns eppc eppp epps eprp eprs epsc epsd epsp epss epus ercc erce ercp erde erds erec ered eren erer eres erne erns erpe erps errc erre errs erse eruc erur erus esce escr escs escu esdp esds esdu esee esen eser eses esne espc espe espn espp esps esrd esse essp essu esus eucd eude euer eur- eurc eure euse n-up nccc nccn nccp nccr nccs nccu ncdc ncdn ncdr ncds ncdu ncec nced ncee ncen ncep ncer nces ncnc ncnd ncpc ncrc ncre ncrp ncsc ncse ncss ncue ndcc ndcp ndcs ndde nder ndnp ndpd ndpr ndps ndrc ndre ndss necc nece necr necs nedc nedd nede neds nedu need neen neep neer nees nend nene nens nenu nepc nepe nepr neps nerc nerd nere nerr ners neru nesc nese nesn nesr ness neuc neue neun neur neuu nnes nnnn nnpr nnss npcc npes nppc nppd npss nrcs nrdc nrds nren nrpc nrpn nrps nrrc nrrd nrsc nrsp nscc nscd nscs nsds nsec nsep nser nsnr nspc nsps nsrc nsrd nssc nsse nssp nssr nsss nuce nucs nucu nudc nudd nude nuee nuer nunc nune nunn nuns nupe nups nurc nurd nure nurn nurp nurr nurs nuru nuse nuss nusu pccc pcce pccs pcep pcer pcns pcpn pcpp pcps pcrc pcrd pcre pcse pcun pdcp pdes pdns pdpn pdpr pdrc pdrs pdsd pdss pece pecr pecs ped- pede peds peec peed peen peep peer pees pen- penc pend pene penn pens penu pepd pepe peps per- perc perd pere pern perp perr pers peru pese pess pesu peun peur pnec pnes pneu pnpp pnsc pnup ppcc ppcd ppcs ppds ppen pper pppd pppn pppp ppps pprc ppru ppss ppur prcc prcd prcp prcs pre- prec pred pree pren prep pres preu prnd prnp prpd prps prrd prrs prsc prsd prse prss prud prue prus pruu pscu psdc psdp psdr psds psec psnc psnr pspp pspr psps psrd psrp pssc psse pu-e puce puds pudu pued puer pueu punc pund pune puns punu pupe pups pupu pur- pure purp purr purs puru pusd puss puuc rccc rccs rcdc rcde rcds rcep rcnr rcpd rcps rcrd rcsc rcsd rcss rder rdpc recc recd rece recp recr recs recu redc redd rede redr reds redu reed reen reep rees rend rene renn rens renu repe repp repr reps repu rerd rere rers reru rese resn resp ress reue reup reus reuu rncp rncs rndc rndp rnds rnsp rpcs rpdp rppn rpps rred rrrr rrsp rrun rscc rscn rscs rsdd rsds rsee rsnn rsnr rsps rsre ruce rudd rude rudp ruds rued ruen ruer rues runc rund rune runn runs rupe rupp rurc rurd rure rurp rurs ruru ruse russ rusu ruud ruun sccc scce sccp sccs scdc scdp scds scec scee scep scer scnd scnr scpe scps scr- scrc scre scrn scrs scsc scsd scsn scsr scsu scud scun scup scur sdcc sddc sdds sdep sder sdes sdpr sdps sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-n se-s se-u sec- secc secd sece secn secr secs secu sede seds seec seed seen seep seer sees seeu send sene senn senr sens sepd sepe sepn sepp sepr seps sepu serc serd sere sern serp serr sers seru sesc sese sess seur sncc sncp sned snee snep sner snes snns snpp snrs snsd snur snus spcc spcs spdc spde spdp spdr spec sped spee spen sper spes spne spns sppd spps sprd sprs spsd spse spsp spss spud spue spun spur spus srcc srde srec sres srnn srpc srps srsd srsp sscc ssce sscp sscs ssdc ssdd ssdp ssec ssee ssep sses ssns sspc sspe ssps ssrc ssrs sssc ssss suc- succ sucr sucs sudd sude suds sued suee suen suer sues sueu sun- sund sune sunn suns sunu sup- supe supp supr sups sur- surc surd sure surn surp surr surs suru sus- susd suse susp suss susu suus u-rp