cccc cccl cccm cccs ccee ccel cclc cclm ccls ccmc ccmm ccms ccsl ccss cec- cece cecm cecs ceec ceel ceem cees cel- celc cele cell cels ceme cemm cems cesc cese cess clec clee clem cles clsc clsm cmcc cmcs cmec cmes cmll cmmc cmml cmms cmsc cmse cscc csce cscl cscs csec csee csem csmc csse cssm e-cl eccc ecce eccl eccm ecem eces ecsc ecse ecss eecs eeee eees eele eels eems eese elce elec elee elem eles elle ells elme elml elms else emcc emcs emel emes emle emlm emme emml emms emse esce escm escs esee esel esem eses esme esse essl lccc lcce lccm lccs lces lcls lcms lcsc lece leel leem lees lele lell leme lemm lems lese less llcc llcs lles lllc llll llms lmcc lmms lscm lscs lses mccc mccl mces mcmc mcml mcse mcss mec- mecc mece mecs meel meem mees mel- melc mele mell mels memc meme meml mems mes- mesc mese mess mlcc mlle mlse mlss mmcc mmcl mmcm mmcs mmes mmmc mmmm mmms mmsc mmse mscc msce mscl msec msee msem msmc msml msmm msms mssm sccc scce sccl sccm sccs scec scee scel scl- sclc sclm scls scmc scmm scms scsc scsl se-c se-e se-s sec- secc sece secs seec seel seem sees sele sell selm sels semc seme sems sesc sese sess slcc slee slem sles sllm slmm slsc smcc smec smee smlc smle smls smsc smss sscc ssce sscs ssec ssee ssem sses sslc ssle ssmc ssml sssc sssm ssss