cccc cccs cccu cccv ccee ccss ccuc ccus ccvs cec- cece cecs ceec cees cesc cese cess cscc csce cscs csec csee csse csus cucc cuce cues cuss cusu cuve cvcc cvss eccc ecce eces ecsc ecse ecss ecsu ecus eecs eeee eees eese esce escs escu esee eses esse essu esus euse eves evsc sccc scce sccs scec scee scsc scsu se-c se-e se-s se-u sec- secc sece secs secu secv seec sees seeu sesc sese sess seve sscc ssce sscs ssec ssee sses sssc ssss suc- succ sucs suee sues sueu suev sus- suse suss susu suus suvs svcc svce svcs svec svsc uces ucsc ucsu uess uscc usce uscs usee uses ussc usse usss ussu usus uuuu uv-c uvvu vecc vees vesc vese vess veve vsee vses vssc vsse vues vuse vvvv