cccc ccci cccs ccee ccic ccii ccis ccsi ccss cec- cece ceci cecs ceec cees ceke cesc cese cesi cess ceze cicc cici cics ciee cies ciez ciii ciis cis- cisc cise cisk ciss cize ckck ckcs cscc csce csci cscs csec csee csik csis csks csse eccc ecce ecci eces ecis ecks ecsc ecse ecss eecs eeee eees eeke eeks eese eesi eesk eeze eick eics eiec eiei eies eike eiki eiks eise eisk eiss ekek ekes ekis ekki eksi esce esci escs esee esek eses esie esik esis eske esks esse essi ezek iccc icci iccs icec icee ices icis icke icks icsc icse icsi icss iecc ieie iesc iesi iies iiie iiii iiis iisc iisi ikee ikes ikki iscc isci iscs isec isee ises isic isie isis issc isse issi isss izes izki izze k-ci kccc kcci kcck kcec kcee kcei kcez kcic kcie kcii kcis kckc kckk kckz kcsc kcse kcsi kcss kcze kczz keck keek kees keii keik keis kekc keke keki keks kesc kesi kesk kess kesz keze kezi kezz kicc kice kick kics kies kiez kiic kiii kiik kiis kikc kiki kikk kikz kisc kise kisi kisk kiss kizs kizz kkci kkck kkcs kkez kkic kkik kkkk kkse kksi kkss kkzz ksce ksci ksck kscs ksec ksee ksei ksek ksez ksii ksik ksis ksiz kske kskk ksks kskz ksse kssi ksss kssz kzee kziz kzke kzks kzkz kzsc kzse kzzi kzzk kzzs kzzz s-ic s-ii sccc scce sccs scec scee sci- scic scie scis sck- scsc scsi se-c se-e se-i se-k se-s se-z sec- secc sece seck secs seec seek sees seez seie seii seik seis seke seki sekk sesc sese sesi sess sicc sice sici sick sics siec siek sies siik sike siki siks sisc sise sisi sisk siss size sizz skee skei skes skic skie skik skis skss sscc ssce ssci sscs ssec ssee sses ssis sssc sssi ssss szis szss zeck zeek zees zeis zeke zeki zeks zeze zice zick zics zike ziki ziks zisi zisk zizi zizz zsss zzzs zzzz