cccc cccf ccci cccs ccee ccfc ccff ccfi ccic ccii ccir ccis ccrc ccre ccrf ccri ccrs ccsf ccsi ccss cec- cece ceci cecs ceec cees cef- cefc cer- cerc cere cerf ceri cers cesc cese cesi cesr cess cfcf cfcs cffr cfre cfse cfsi cicc cici cicr cics ciee cier cies cife ciff cifs ciii ciis circ cire ciri cirr cirs cis- cisc cise cisr ciss crcc crce crcr cre- crec cree crei cres crfc crfs cric crie crif cris crss cscc csce cscf csci cscr cscs csec csee cser csfc csfr csir csis csrc csrs csse cssr eccc ecce ecci ecef eces ecfc ecfr ecfs ecis ecrc ecrf ecri ecrr ecsc ecse ecss eecs eeee eees eefe eerc eers eese eesi efes effi effs efic efsi eics eiec eiei eier eies eifs eire eirs eise eiss ercc erce erec erei erer eres erfc erfs eric erie eris errc erre errs erse ersi esce esci escr escs esee eser eses esfs esie esis esri esse essi fccf fces fcic fcii fcsc fece feer fees fefc fefe feff fefi feie feir feis ferc fere ferr fers fese fess ffcc ffee ffff ffii ffrr ffss ficc fice fics fiec fief fier fies fifc fife fiff fifi fiii fire firs fisc fise fisi fiss frcc free frei fres frfc fric frie fris frsc fscc fsec fsfi fssc fssf iccc iccf icci iccr iccs icec icee icef icer ices icis icrc icre icrf icrr icrs icsc icse icsi icsr icss iecc ieie iere ieri iers iesc iesi iesr ifer ifes ific ifis ifrf ifri ifsc iies iiie iiii iiis iirc iirs iisc iisi iisr ircc ircs iree irer ires irfe iri- iric irie iris irrc irre irri irrs irse irsf iscc isci iscr iscs isec isee iser ises isfc isic isie isis isri issc isse issf issi issr isss rccc rccs rcfc rcic rcis rcsc rcsi rcss recc rece reci recr recs reef rees refe reff refi refr refs reif reii reir reis rere reri rers rese resi ress rfef rffc rfic ricc rice rics rief rier ries rife riff rifs riif riis rire riri rirs risc rise risi riss rrfc rrif rrrr rscc rscs rsee rsfc rsis rsre s-ic s-ii sccc scce sccs scec scee scer scfc scfe scfi sci- scic scie scif scir scis scr- scrc scre scri scrs scsc scsi scsr se-c se-e se-f se-i se-s sec- secc sece secr secs seec seef seer sees seff sefi seie seif seii seir seis serc sere serf seri serr sers sesc sese sesi sess sfcc sfcs sfer sffc sfrc sfss sicc sice sici sics siec sief sier sies sife siff sifr sirc sire sirf siri sirr sirs sisc sise sisi siss srcc srec sres srfc srfi sris sscc ssce ssci sscs ssec ssee sses ssfc ssis ssrc ssri ssrs sssc sssf sssi ssss