-ene c-cd cccc cccl cccs ccdc ccdn ccdr ccds cced ccee ccel cclc ccls ccnc ccne ccnr ccns ccrc ccre ccrl ccrs ccsd ccsl ccsn ccss cd-e cd-r cdcs cddl cddr cdec cder cdes cdls cdnc cdre cdrs cdss cec- cece cecs cedd cede ceec ceel cees cel- celc cele cell cels cen- cend cene cens cer- cerc cerd cere cerl cern cers cesc cese cesr cess clcd cldc cldr clec cled clee cler cles clrd clrs clsc cndd cnel cnes cnrc cnrr cnsl cnss crcc crce crcr crdc cre- crec cred cree cren cres crls crne crns crss cscc cscd csce cscl cscr cscs csdn csdr csec csee cser csld cslr csne csrc csrd csrs cssd csse cssr dccc dccl dccs dcds dcls dcns dcsc dcss dddd ddes ddlc ddrc ddre ddss dec- decc decd dece decl decs dedd dede deed deel deen deer dees deld dele dell dels dene denn dens der- derc dere dern derr ders des- desc dese dess dlcs dlrs dnce dncs dner dnrc dnsc dred dree drel dren dres drrs dscc dscn dscr dscs dsdr dsls dsrc dsrr dssc dssn e-cl eccc ecce eccl ecdc ecdl eced eces ecne ecrc ecrl ecrr ecsc ecse ecss eddc edde edds ede- edel eden eder edes edle ednl edns edrn edss eecs eede eeee eees eele eels eend eens eerc eers eese elce elde eldr elds elec eled elee elen eler eles elle ells elne else ence encl encs end- ende ends ened enee enel ener enes enls ennc enne enns enrs ense ercc erce erde erds erec ered erel eren erer eres erld erle erll erne erns errc erre errs erse esce escr escs esdl esds esee esel esen eser eses esne esrd esse essl lccc lcce lccs lcdd lcdr lcds lcer lces lcls lcrd lcrl lcrs lcsc lcsd lcsr ldls ldrs lece lede leds leed leel leen leer lees lele lell lend lene lenn lens lerc lerd lere lern lese less llcc llcs lldc llds lles lllc llll lncr lndn lner lnes lrcs lrdd lrds lrne lrrc lrrr lrse ls-r lscs lsds lses lsrc lssr nccc nccn nccr nccs ncdc ncdn ncdr ncds ncec nced ncee ncel ncen ncer nces nclc ncln nclr ncnc ncnd ncrc ncre ncsc ncse ncsl ncss ndcc ndcs ndde nder ndls ndrc ndre ndsl ndss necc nece necr necs nedc nedd nede neds need neel neen neer nees nelc neld nele nell nels nend nene nens nerc nerd nere nerl nerr ners nesc nese nesl nesn nesr ness nlcc nlcs nlec nler nlls nlsc nnes nnls nnnn nnsl nnss nrcs nrdc nrds nren nrrc nrrd nrrl nrsc nscc nscd nscl nscs nsdl nsds nsec nsel nser nslr nsls nsnr nsrc nsrd nsrl nssc nsse nssr nsss rccc rccs rcdc rcde rcds rcle rcls rcnl rcnr rcrd rcsc rcsd rcsl rcss rder recc recd rece recr recs redc redd rede redl redr reds reed reel reen rees reld rele rell rels rend rene renn rens rerd rere rers rese resn ress rlcs rlds rlee rlls rncs rndc rnds rnld rred rrle rrrr rscc rscn rscs rsdd rsdl rsds rsee rslc rsnn rsnr rsre rssl sccc scce sccl sccs scdc scds scec scee scel scer scl- sclc scls scnd scnr scr- scrc scre scrn scrs scsc scsd scsl scsn scsr sdcc sddc sdds sder sdes sdlc sdls sdrc sdrs sdsc sdsl sdss se-c se-d se-e se-n se-s sec- secc secd sece secn secr secs sede seds seec seed seel seen seer sees seld sele sell sels send sene senn senr sens serc serd sere sern serr sers sesc sese sess slcc slcd slds sled slee sler sles slln slrc slre slrn slrs slsc sncc sned snee snel sner snes snns snrs snsd srcc srde srec sres srnn srsd sscc ssce sscs ssdc ssdd ssec ssee sses sslc ssle ssns ssrc ssrl ssrs sssc ssss