cccc ccci cccs ccee ccic ccii ccis ccsi ccss ccst cctc cctt cec- cece ceci cecs cect ceec cees cesc cese cesi cess cest cet- cete ceti cets cicc cici cics cict ciee cies ciii ciis ciit cis- cisc cise ciss cist cite citi cits citt cscc csce csci cscs csec csee cset csis csit csse cstc csts ctec ctic ctsc ctss ctts eccc ecce ecci ecct eces ecis ecit ecsc ecse ecss ect- ectc ects eecs eeee eees eese eesi eetc eete eets eics eiec eiei eies eise eiss eist eitc eiti esce esci escs esee eses eset esie esis esit esse essi esst estc este ests etcc etcs etec etee etes etic etsi ette etti iccc icci iccs icct icec icee ices icet icis icsc icse icsi icss icst icts iecc ieet ieie iesc iesi iest iett iies iiie iiii iiis iiit iisc iisi iist iitt iscc isci iscs isct isec isee ises iset isic isie isis isit issc isse issi isss istc iste isti ists itcs itec ites itet itic itie itis itse itsi s-ic s-ii sccc scce sccs scct scec scee scet sci- scic scie scis scit scsc scsi scst sctc scts se-c se-e se-i se-s se-t sec- secc sece secs sect seec sees seet seie seii seis seit sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sics siec sies siit sisc sise sisi siss sist sit- sitc site siti sits sitt sscc ssce ssci sscs ssec ssee sses sset ssis ssit sssc sssi ssss sstc ssts stcc stcs stec stee stes stet stic stie stis stit stsi stss sttc tccc tctc tcts tecs tect teec tees teet teic teie teis tesc tese tess test tete teti tets tett ticc tice tics tie- tiee tiei ties tiet tiit tise tisi tiss tist titc tite titi tits titt tscc tsec tses tset tsis tsse tssi tsst tstc tsts ttss tttt