cccc ccci cccs cccu ccic ccii ccir ccis ccix ccrc ccri ccrs ccsi ccss ccuc ccus ccxi cicc cici cicr cics cicu ciii ciis circ ciri cirr cirs cis- cisc cisr ciss ciuc cius cixi crcc crcr cric cris criu crss crus crux cscc csci cscr cscs csir csis csix csrc csrs cssr csur csus cucc cuci cui- cuir cuis curi curr curs cuss cusu cxii cxix cxxi cxxx iccc icci iccr iccs iccu icis icrc icrr icrs icru icsc icsi icsr icss icus iiii iiis iirc iirs iisc iisi iisr iisu iiuc ircc ircs ircu ircx iri- iric iris irix irrc irri irrs irus iscc isci iscr iscs iscu isic isis isri issc issi issr isss issu isus iucc iuiu iuss ixxi rccc rccs rcic rcis rcsc rcsi rcss ricc rics riis riri rirs risc risi riss risu rius rixc rrrr rscc rscs rsis ruci ruis rurc ruri rurs ruru rusi russ rusu s-ic s-ii sccc sccs sci- scic scir scis scr- scrc scri scrs scsc scsi scsr scsu scur sicc sici sics sicu sirc siri sirr sirs siru sisc sisi siss sisu siui sius sixx srcc sris sscc ssci sscs ssis ssrc ssri ssrs sssc sssi ssss suc- succ suci sucr sucs suir suis sur- surc suri surr surs suru sus- susi suss susu suus sux- ucci ucrc ucsc ucsu uirr urci uric uris uriu urix urri ursi urss ursu urur urus uscc uscs usis usix ussc ussr usss ussu usui usus uuri uusi uuuu uxus xcii xcis xcri xics xiii xisi xixi xuri xurs xuxu xxii xxix xxxi xxxx