cccc ccci cccs cccu cccv ccee ccic ccii ccir ccis cciv ccrc ccre ccri ccrs ccsi ccss ccuc ccus ccvi ccvs 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 cisv ciuc cius civc cive ckck ckcs ckcv 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 cuve cvcc cver cvii cvrr cvss eccc ecce ecci eces ecis ecks ecrc ecri ecrr ecru ecrv 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 erev eric erie erik eris eriu erke erki erks errc erre errs erse ersi eruc erur erus eruv erve ervi 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 ever eves evie evir evre evrs evsc evvk 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 irvs iscc isci iscr iscs iscu isec isee iser ises isic isie isis isku isri issc isse issi issr isss issu isus iucc iuce iucv iuiu iuse iuss ivec iver ives ivic ivie ivre ivrs ivue k-ci kccc kcci kcck kccr kccu kccv kcec kcee kcei kceu kcic kcie kcii kcir kcis kciu kciv kckc kckk kckr kckv kcrc kcri kcrr kcrs kcru kcrv kcsc kcse kcsi kcsr kcss kcsu kcue kcui kcuk kcvi kcvk kcvr kcvs kcvu kcvv keck kecr keek keer kees keii keik keir keis kekc keke keki keks keku ker- kerc kere keri kerk kerr kers keru kerv kesc kesi kesk kesr kess keur keus keve kevi kevs kicc kice kick kicr kics kier kies kieu kiev kiic kiii kiik kiis kiiu kikc kiki kikk kikr kiku kirc kiri kirk kirr kirs kiru kirv kisc kise kisi kisk kisr kiss kisu kisv kiur kiuu kive kivi kivu kkci kkck kkcr kkcs kkic kkik kkkk kkrc kkre kkrk kkrr kkrs kkrv kkse kksi kksr kkss kksu kkus kkuu kkvr kkvu kkvv krcc krce krci krcs krcu krec kree krei krek kres kreu krev krik kris kriv krkc krke krki krkk krkr krks krku krkv krrc krre krri krrk krrr krrs krsc krse krsk krsr krss krsu krsv kruc krue krui kruk krur krvc krve krvi krvk krvr krvs krvv ksce ksci ksck kscr kscs kscu kscv ksec ksee ksei ksek kser ksev ksii ksik ksir ksis ksiv kske kskk kskr ksks ksku ksrr ksrs ksrv ksse kssi kssr ksss kssu ksue ksui ksuu ksvc ksve ksvi ksvr ksvu kucc kuce kuci kucr kucv kuei kuek kues kueu kuic kuie kuik kuke kuki kukk kuks kuku kure kuri kurk kurr kurs kuru kurv kusc kusu kuuk kuur kuuu kuvi kuvr kvcc kvce kvci kvck kvcr kvcs kvcu kvcv kvec kver kves kvic kvie kvik kvir kvis kviv kvrc kvre kvri kvrr kvrv kvsc kvsi kvsr kvss kvsv kvue kvui kvuu kvvr kvvs kvvv rccc rccs rcic rcis rcsc rcsi rcss rcuv rcvr rcvs recc rece reci reck recr recs recu reek rees reev reii reik reir reis reiu reke reki reks rere reri rers reru rese resi ress reue reuk reus reuu reve revi revs ricc rice rick rics riek rier ries rieu riis rike riki rikk riku rire riri rirs risc rise risi risk riss risu riue rius rive rivs rkss rksv 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 ruve ruvi ruvu rv-c rver rvik s-ic s-ii s-iv sccc scce sccs scec scee scer sci- scic scie scir scis sciv 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 secv seec seek seer sees seeu seie seii seik seir seis seiu seke seki sekk seku serc sere seri serk serr sers seru serv sesc sese sesi sess seui seur seve sevi 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 sive sivi skee skei sker skes skic skie skik skir skis skiu skiv 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 suev suie suir suis suke suki suks suku sur- surc sure suri surr surs suru surv sus- suse susi susk suss susu suus suvi suvs svcc svce svcs svec svic svir svsc 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 urve us-k uscc usce uscs usee user uses usie usis uske ussc usse ussr usss ussu usui usus uuri uusi uuuu uv-c uver uvic uvis uvri uvvu vcci vcrs vecc veci veck veer vees veie veii veik veir veis veke ver- vere veri verk vers