cccc cccs ccee ccss ccst cctc cctt cec- cece cecs cect ceec cees cesc cese cess cest cet- cete cets ceys ceze cezy cscc csce cscs csec csee cset csse cstc csts csys ctec ctsc ctss ctts cyc- cycc cycs cyse cyst cyt- cyte cyy- cyyc czts czyz eccc ecce ecct eces ecsc ecse ecss ect- ectc ects eecs eeee eees eese eesy eetc eete eets eeze esce escs esee eses eset esse esst essy estc este ests esty etcc etcs etec etee etes etsy ette etty eyec eyes eyet eyey eyez eyse eyst eyte sccc scce sccs scct sccy scec scee scet scey scsc scst sctc scts scye se-c se-e se-s se-t se-y se-z sec- secc sece secs sect secy seec sees seet seey seez sesc sese sess sest set- setc sete sets sett setz seye seys seyt sscc ssce sscs ssec ssee sses sset sssc ssss sstc ssts stcc stcs stec stee stes stet stey stss sttc stye stys syce syes syse syss syst syte sytt szss tccc tctc tcts tecs tect teec tees teet teez tesc tese tess test tete tets tett tetz teye teys tezz tscc tsec tses tset tsey tsez tsse tsst tstc tsts tsys ttss tttt ttys tyce tyee tyes tyet tyse tyss tyst tyte tytt tyty tzzt yccc ycee yctc yees yeet yess yest yete yets yett yeye ysee yses yset ysse yyyy yzet zees zest zete zeyt zeze zsss ztst zzzs zzzz