-ene cccc cccl cccs ccee ccel cclc ccls ccnc ccne ccns ccsl ccsn ccss cec- cece cecs ceec ceel cees cel- celc cele cell cels cen- cene cens cesc cese cess clec clee cles clsc cnel cnes cnsl cnss cscc csce cscl cscs csec csee csne csse e-cl eccc ecce eccl eces ecne ecsc ecse ecss eecs eeee eees eele eels eens eese elce elec elee elen eles elle ells elne else ence encl encs enee enel enes enls ennc enne enns ense esce escs esee esel esen eses esne esse essl lccc lcce lccs lces lcls lcsc lece leel leen lees lele lell lene lenn lens lese less llcc llcs lles lllc llll lnes lscs lses nccc nccn nccs ncec ncee ncel ncen nces nclc ncln ncnc ncsc ncse ncsl ncss necc nece necs neel neen nees nelc nele nell nels nene nens nesc nese nesl nesn ness nlcc nlcs nlec nlls nlsc nnes nnls nnnn nnsl nnss nscc nscl nscs nsec nsel nsls nssc nsse nsss sccc scce sccl sccs scec scee scel scl- sclc scls scsc scsl scsn se-c se-e se-n se-s sec- secc sece secn secs seec seel seen sees sele sell sels sene senn sens sesc sese sess slcc slee sles slln slsc sncc snee snel snes snns sscc ssce sscs ssec ssee sses sslc ssle ssns sssc ssss