-ene cccc cccl cccp cccu ccee ccel cclc ccnc ccne ccnp ccnr ccnu ccpe ccpl ccpn ccpp ccpr ccrc ccre ccrl ccrp ccuc ccup cec- cece cecp ceec ceel cel- celc cele cell cen- cene cepc cepe cepp cepr cer- cerc cere cerl cern cerp clec clee clep cler cleu clpp clue clun cncp cnel cnep cnrc cnrr cpce cpcu cpep cper cplc cpre crcc crce crcr cre- crec cree cren crep creu crne crpc crue crun crup cucc cuce cucn cuer culc cule cull culp cune cunp cupe cupl cupp cupr cure curl curn curr e-cl eccc ecce eccl ecne ecpp ecrc ecrl ecrr ecru eeee eele eerc el-p elce elec elee elen eler elle ellu elne elpe elue elul ence encl enee enel ener ennc enne ennu enp- enue enur epcc epec epee epen eper eple epll epln eppc eppp eprp ercc erce ercp erec erel eren erer erle erll erne erpe errc erre eruc erur euer eule eur- eurc eure lccc lcce lcer lcpc lcpl lcrl le-u lece leel leen leep leer lele lell lelu lene lenn lepe lepp lerc lere lern lerp leuc leun leur llcc lleu lllc llll lncr lner lpec lppl lprp lrne lrpu lrrc lrrr luce luer lule lull lulu lune lunn lupe lupu lure luup n-up nccc nccn nccp nccr nccu ncec ncee ncel ncen ncep ncer nclc ncln nclr ncnc ncpc ncrc ncre ncrp ncue necc nece necr neel neen neep neer nelc nele nell nene nenu nepc nepe nepr nerc nere nerl nerr neru neuc neue neun neur neuu nlcc nlec nler nlpc nlrp nnnn nnpr npcc nppc nppl nren nrpc nrpn nrrc nrrl nuce nucu nuee nuel nuer nule null nunc nune nunn nupe nurc nure nurl nurn nurp nurr nuru pccc pcce pccl pcep pcer pcll pcpn pcpp pcrc pcre pcrl pcun pece pecl pecr peec peel peen peep peer pel- pele pell pelu pen- penc pene penn penu pepe per- perc pere perl pern perp perr peru peul peun peur plcc plce ple- plec plee plen pleu plpp plue plup plur pnec pneu pnln pnnl pnpp pnup ppcc ppen pper pple pppn pppp pprc ppru ppur prcc prcp pre- prec pree prel pren prep preu prle prlr prnp prue pruu pu-e puce puel puer pueu pule pull pulp pulu punc pune punu pupe pupl pupu pur- pure purl purp purr puru puuc rccc rcep rcle rcnl rcnr recc rece recp recr recu reel reen reep rele rell relp rene renn renu repe repl repp repr repu rere reru reue reul reup reuu rlee rleu rncp rppn rrle rrrr rrun ruce ruel ruen ruer rule rull runc rune runn rupe rupp rurc rure rurp ruru ruun u-rp uccp ucel ucrc uele uell ulcc ulee ulen ulle ullr ulne ulul uncc unce uncl uncp unec unee unen uner unle unlp unne unpc upen upne upnp uppc uppe uppp uppu upup ure- urle urne urre urun urup urur uucp uuen uulu uuuu