cccc ccci cccs cccu ccic ccii ccir ccis ccrc ccri ccrs ccsi ccss ccuc ccus cicc cici cicr cics cicu ciii ciis circ ciri cirr cirs cis- cisc cisr ciss cisy ciuc cius ciyu crcc crcr cric cris criu crss crus cry- crys cscc csci cscr cscs csir csis csrc csrs cssr csur csus csys cucc cuci cui- cuir cuis curi curr curs cury cuss cusu cusy cuy- cuyr cyc- cycc cycs cyrs cyy- cyyc iccc icci iccr iccs iccu icis icrc icrr icrs icru icry icsc icsi icsr icss icus iiii iiis iirc iirs iisc iisi iisr iisu iiuc ircc ircs ircu iri- iric iris iriy irrc irri irrs irus iscc isci iscr iscs iscu isic isis isri issc issi issr isss issu issy isus isys iucc iuiu iuss rccc rccs rcic rcis rcsc rcsi rcss rcyc ricc rics riis riri rirs risc risi riss risu rius rrrr rscc rscs rscy rsis ruci ruis rurc ruri rurs ruru rusi russ rusu rusy ruyi ruys ryis rysy s-ic s-ii sccc sccs sccy sci- scic scir scis scr- scrc scri scrs scry scsc scsi scsr scsu scur sicc sici sics sicu sirc siri sirr sirs siru sisc sisi siss sisu sisy siui sius siyi siyu 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 sury sus- susi suss susu susy suus suyi suyr suyu sycr syis syrs syry syss ucci ucrc ucsc ucsu uirr urci urcy uric uris uriu urri urry ursi urss ursu ursy urur urus uscc uscs usis ussc ussr usss ussu ussy usui usus uuri uusi uuuu uyir yccc yirr yiss ysii yssu yuri yury yuyu yyyy