cccc ccci cccs cccu ccee ccic ccii ccir ccis ccrc ccre ccri ccrs ccsi ccss ccuc ccus cec- cece ceci cecs ceec cees cer- cerc cere ceri cers cesc cese cesi cesr cess ceui cicc cici cicr cics cicu ciee cier cies ciii ciis circ cire ciri cirr cirs cis- cisc cise cisr ciss ciuc cius crcc crce crcr cre- crec cree crei cres creu cric crie cris criu crss crue crus cscc csce csci cscr cscs csec csee cser csir csis csrc csrs csse cssr csur csus cucc cuce cuci cuer cues cui- cuir cuis cure curi curr curs cuss cusu eccc ecce ecci eces ecis ecrc ecri ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eerc eers eese eesi eics eiec eiei eier eies eire eirs eise eiss ercc erce erec erei erer eres eric erie eris eriu errc erre errs erse ersi eruc erur erus esce esci escr escs escu esee eser eses esie esis esri esse essi essu esui esus euer eur- eurc eure euse iccc icci iccr iccs iccu icec icee icer ices icis icrc icre icrr icrs icru icsc icse icsi icsr icss icue icus iecc ieie iere ieri iers iesc iesi iesr iesu iies iiie iiii iiis iirc iirs iisc iisi iisr iisu iiuc ircc ircs ircu iree irer ires iri- iric irie iris irrc irre irri irrs irse irus iscc isci iscr iscs iscu isec isee iser ises isic isie isis isri issc isse issi issr isss issu isus iucc iuce iuiu iuse iuss rccc rccs rcic rcis rcsc rcsi rcss recc rece reci recr recs recu rees reii reir reis reiu rere reri rers reru rese resi ress reue reus reuu ricc rice rics rier ries rieu riis rire riri rirs risc rise risi riss risu riue rius rrrr rscc rscs rsee rsis rsre ruce ruci ruer rues ruis rurc rure ruri rurs ruru ruse rusi russ rusu s-ic s-ii sccc scce sccs scec scee scer sci- scic scie scir scis scr- scrc scre scri scrs scsc scsi scsr scsu scur se-c se-e se-i se-s se-u sec- secc sece secr secs secu seec seer sees seeu seie seii seir seis seiu serc sere seri serr sers seru sesc sese sesi sess seui seur sicc sice sici sics sicu siec sier sies sirc sire siri sirr sirs siru sisc sise sisi siss sisu siue siui sius srcc srec sres sris sscc ssce ssci sscs ssec ssee sses ssis ssrc ssri ssrs sssc sssi ssss suc- succ suci sucr sucs suee suer sues sueu suie suir suis sur- surc sure suri surr surs suru sus- suse susi suss susu suus u-ie ucci uces ucrc ucsc ucsu ueir uers uess uies uirr uise urci ure- ures uric urie uris uriu urre urri urse ursi urss ursu urur urus uscc usce uscs usee user uses usie usis ussc usse ussr usss ussu usui usus uuri uusi uuuu