cccc cccs ccee cche cchs ccss cec- cece cecs ceec cees cehs cesc cese cess chce chch chcs chec chee cheh ches chhs chsc chse chsh cscc csce csch cscs csec csee cseh cshs csse eccc ecce eces eche echs ecsc ecse ecss eecs eeee eees eehs eese ehcc eheh ehhs esce esch escs esee eses eshs esse essh hccc hcch hccs hchs hcsc hcss hech hecs hees hehe hehs hesc hesh hess hhhh hhhs hscc hses hshs hsse sccc scce sccs scec scee sch- sche schh schs scsc scsh se-c se-e se-h se-s sec- secc sece sech secs seec seeh sees sehe sehs sesc sese sesh sess shcc she- shee sheh shes shhh shhs shsc sscc ssce sscs ssec ssee sses sshs sssc sssh ssss