-ene cccc cccl cccs ccee ccel cclc ccls ccnc ccne ccnr ccns ccrc ccre ccrl ccrs ccsl ccsn ccss cec- cece cecs ceec ceel cees ceke cel- celc cele cell cels cen- cene cens cer- cerc cere cerl cern cers cesc cese cesr cess ckck ckcl ckcs cken cker ckln cknc ckns ckrc cksl clec clee clek cler cles clrs clsc cnel cnes cnrc cnrr cnsl cnss crcc crce crcr cre- crec cree cren cres crkc crkl crls crne crns crss cscc csce cscl cscr cscs csec csee cser csks cslr csne csrc csrs csse cssr e-cl eccc ecce eccl eces ecks ecne ecrc ecrl ecrr ecsc ecse ecss eecs eeee eees eeke eeks eele eels eens eerc eers eese eesk ekek eken eker ekes ekne elce elec elee elek elen eler eles elke elks elle ells elne else ence encl encs enee enel ener enes enke enkr enls ennc enne enns enrs ense ercc erce erec erel eren erer eres erke erks erle erll erne erns errc erre errs erse esce escr escs esee esek esel esen eser eses eske esks esne esse essl kccc kcck kccl kccr kcec kcee kcel kckc kckk kckl kckn kckr kclc kcle kclk kcll kcln kclr kcls kcnr kcns kcrc kcrn kcrr kcrs kcsc kcse kcsn kcsr kcss keck kecr keek keel keen keer kees kekc keke kekl keks kele kelk kell keln ken- kene kenk kenl kenn kenr kens ker- kerc kere kerk kerl kern kerr kers kesc kesk kesn kesr kess kkck kkcl kkcn kkcr kkcs kken kkkk kklc kkll kkln kkls kkne kknn kkns kkrc kkre kkrk kkrl kkrn kkrr kkrs kkse kksn kksr kkss klcc klce klck klcl klcn klcr klcs klec klee klek klen kler kles klkc klkk klkl klkn klkr klks kllc klle kllk klls klnc klne klnn klrc klrk klrn klrr klrs klsc klse klsn klsr knce knck kncn kncr knec knee knek knel knen knes knkk knlc knlr knls knnk knnr knns knrk knrs knsc knse knsk knsl knsn knsr knss krcc krce krcl krcn krcs krec kree krek kren kres krkc krke krkk krkn krkr krks krlc krle krln krne krnk krnn krrc krre krrk krrl krrn krrr krrs krsc krse krsk krsl krsn krsr krss ksce ksck kscl kscn kscr kscs ksec ksee ksek ksel ksen kser kske kskk kskn kskr ksks kslc ksle kslk ksll ksln kslr ksnc ksnk ksnl ksnn ksnr ksns ksrn ksrr ksrs ksse kssl kssn kssr ksss lccc lcce lccs lcer lces lcls lcrl lcrs lcsc lcsr lece leck leek leel leen leer lees leke lekk leks lele lell lene lenk lenn lens lerc lere lerk lern lese lesk less lkrs llcc llcs lles llks lllc llll lncr lner lnes lnnk lrcs lrne lrrc lrrr lrse ls-r lscs lses lsrc lssr nccc nccn nccr nccs ncec ncee ncel ncen ncer nces nclc ncln nclr ncnc ncrc ncre ncsc ncse ncsl ncss necc nece neck necr necs neel neen neer nees neke nelc nele nell nels nene nens nerc nere nerk nerl nerr ners nesc nese nesl nesn nesr ness nlcc nlcs nlec nler nlls nlsc nnes nnls nnnn nnsl nnss nrcs nren nrrc nrrl nrsc nscc nscl nscs nsec nsel nser nskk nslr nsls nsnr nsrc nsrl nssc nsse nssr nsss rccc rccs rcle rcls rcnl rcnr rcsc rcsl rcss recc rece reck recr recs reek reel reen rees reke reks rele rell rels rene renk renn rens rere rers rese resn ress rkss rlcs rlee rlls rncs rrle rrrr rscc rscn rscs rsee rslc rsnn rsnr rsre rssl sccc scce sccl sccs scec scee scel scer sck- sckl scl- sclc sclk scls scnr scr- scrc scre scrn scrs scsc scsl scsn scsr se-c se-e se-k se-n se-s sec- secc sece seck secn secr secs seec seek seel seen seer sees seke sekk sele selk sell sels sene senn senr sens serc sere serk sern serr sers sesc sese sess skee skel sken sker skes skn- skss slcc slee sler sles slln slrc slre slrn slrs slsc sncc snee snel sner snes snns snrk snrs srcc srec sres srnn sscc ssce sscs ssec ssee sses sslc ssle ssns ssrc ssrl ssrs sssc ssss