cccc ccci cccs ccee ccic ccii ccis ccsi ccss cec- cece ceci cecs ceec cees cesc cese cesi cess ceze cicc cici cics ciee cies ciez ciii ciis cis- cisc cise ciss cize cscc csce csci cscs csec csee csis csse eccc ecce ecci eces ecis ecsc ecse ecss eecs eeee eees eese eesi eeze eics eiec eiei eies eise eiss esce esci escs esee eses esie esis esse essi iccc icci iccs icec icee ices icis icsc icse icsi icss iecc ieie iesc iesi iies iiie iiii iiis iisc iisi iscc isci iscs isec isee ises isic isie isis issc isse issi isss izes izze s-ic s-ii sccc scce sccs scec scee sci- scic scie scis scsc scsi se-c se-e se-i se-s se-z sec- secc sece secs seec sees seez seie seii seis sesc sese sesi sess sicc sice sici sics siec sies sisc sise sisi siss size sizz sscc ssce ssci sscs ssec ssee sses ssis sssc sssi ssss szis szss zees zeis zeze zice zics zisi zizi zizz zsss zzzs zzzz