cccc ccci cccs cccu ccee ccic ccii ccir ccis ccrc ccre ccri ccrs ccsi ccss ccuc ccus cec- cece ceci cecs ceec cees ceke cer- cerc cere ceri cers cesc cese cesi cesr cess ceui cicc cici cicr cics cicu ciee cier cies ciii ciis cikr circ cire ciri cirk cirr cirs cis- cisc cise cisk cisr ciss ciuc cius ckck ckcs cker ckrc crcc crce crcr cre- crec cree crei cres creu cric crie crik cris criu crkc crss crue cruk crus cscc csce csci cscr cscs csec csee cser csik csir csis csks csrc csrs csse cssr csur csus cucc cuce cuci cuck cuek cuer cues cui- cuir cuis cuk- cuke cure curi curr curs cusk cuss cusu eccc ecce ecci eces ecis ecks ecrc ecri ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eeke eeks eerc eers eese eesi eesk eick eics eiec eiei eier eies eike eiki eiks eire eirs eise eisk eiss ekek eker ekes ekis ekki eksi ekur ercc erce erec erei erer eres eric erie erik eris eriu erke erki erks errc erre errs erse ersi eruc erur erus esce esci escr escs escu esee esek eser eses esie esik esis eske esks esku esri esse essi essu esui esus euer eur- eurc eure euse iccc icci iccr iccs iccu icec icee icer ices icis icke icks 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 ikee iker ikes ikki ikri iksu ikue ircc ircs ircu iree irer ires iri- iric irie iris irki irks irrc irre irri irrs irse irus iscc isci iscr iscs iscu isec isee iser ises isic isie isis isku isri issc isse issi issr isss issu isus iucc iuce iuiu iuse iuss k-ci kccc kcci kcck kccr kccu kcec kcee kcei kceu kcic kcie kcii kcir kcis kciu kckc kckk kckr kcrc kcri kcrr kcrs kcru kcsc kcse kcsi kcsr kcss kcsu kcue kcui kcuk keck kecr keek keer kees keii keik keir keis kekc keke keki keks keku ker- kerc kere keri kerk kerr kers keru kesc kesi kesk kesr kess keur keus kicc kice kick kicr kics kier kies kieu kiic kiii kiik kiis kiiu kikc kiki kikk kikr kiku kirc kiri kirk kirr kirs kiru kisc kise kisi kisk kisr kiss kisu kiur kiuu kkci kkck kkcr kkcs kkic kkik kkkk kkrc kkre kkrk kkrr kkrs kkse kksi kksr kkss kksu kkus kkuu krcc krce krci krcs krcu krec kree krei krek kres kreu krik kris krkc krke krki krkk krkr krks krku krrc krre krri krrk krrr krrs krsc krse krsk krsr krss krsu kruc krue krui kruk krur ksce ksci ksck kscr kscs kscu ksec ksee ksei ksek kser ksii ksik ksir ksis kske kskk kskr ksks ksku ksrr ksrs ksse kssi kssr ksss kssu ksue ksui ksuu kucc kuce kuci kucr kuei kuek kues kueu kuic kuie kuik kuke kuki kukk kuks kuku kure kuri kurk kurr kurs kuru kusc kusu kuuk kuur kuuu rccc rccs rcic rcis rcsc rcsi rcss recc rece reci reck recr recs recu reek rees reii reik reir reis reiu reke reki reks rere reri rers reru rese resi ress reue reuk reus reuu ricc rice rick rics riek rier ries rieu riis rike riki rikk riku rire riri rirs risc rise risi risk riss risu riue rius rkss rrrr rscc rscs rsee rsis rsre ruce ruci ruck ruer rues ruis ruke ruki rukk ruku rurc rure ruri rurs ruru ruse rusi rusk russ rusu s-ic s-ii sccc scce sccs scec scee scer sci- scic scie scir scis sck- scr- scrc scre scri scrs scsc scsi scsr scsu scur se-c se-e se-i se-k se-s se-u sec- secc sece seck secr secs secu seec seek seer sees seeu seie seii seik seir seis seiu seke seki sekk seku serc sere seri serk serr sers seru sesc sese sesi sess seui seur sicc sice sici sick sics sicu siec siek sier sies siik sike siki sikr siks siku sirc sire siri sirk sirr sirs siru sisc sise sisi sisk siss sisu siue siui sius skee skei sker skes skic skie skik skir skis skiu skss skue skui skur srcc srec sres sris sscc ssce ssci sscs ssec ssee sses ssis ssrc ssri ssrs sssc sssi ssss suc- succ suci suck sucr sucs suee suer sues sueu suie suir suis suke suki suks suku sur- surc sure suri surr surs suru sus- suse susi susk suss susu suus u-ie ucci uces ucrc ucsc ucsu ueir ueki uers uess uies uirr uise ukcc ukek ukes ukeu ukrc uksc ukur urci ure- ures uric urie urik uris uriu urke urre urri urse ursi urss ursu uruk urur urus us-k uscc usce uscs usee user uses usie usis uske ussc usse ussr usss ussu usui usus uuri uusi uuuu