-ene cccc cccs ccee ccnc ccne ccns ccsn ccss cec- cece cecs ceec cees ceke cen- cene cens cesc cese cess ceze ckck ckcs cken cknc ckns cnes cnnz cnss cscc csce cscs csec csee csks csne csnz csse eccc ecce eces ecks ecne ecsc ecse ecss eecs eeee eees eeke eeks eens eese eesk eeze ekek eken ekes ekne ence encs enee enes enez enke ennc enne enns ense enzk esce escs esee esek esen eses eske esks esne esse ezek kccc kcck kcec kcee kcez kckc kckk kckn kckz kcns kcnz kcsc kcse kcsn kcss kcze kczz keck keek keen kees kekc keke keks ken- kene kenk kenn kens kenz kesc kesk kesn kess kesz keze kezn kezz kkck kkcn kkcs kken kkez kkkk kkne kknn kkns kkse kksn kkss kkzn kkzz knce knck kncn knec knee knek knen knes knez knkk knnk knns knnz knsc knse knsk knsn knss knsz knz knzs knzz ksce ksck kscn kscs ksec ksee ksek ksen ksez kske kskk kskn ksks kskz ksnc ksnk ksnn ksns ksse kssn ksss kssz kszn kzee kzen kzke kzks kzkz kznc kzne kznk kznn kzns kzsc kzse kzsn kzzk kzzn kzzs kzzz nccc nccn nccs ncec ncee ncen nces ncnc ncsc ncse ncss necc nece neck necs neen nees neke nene nens nesc nese nesn ness nnes nnnn nnss nscc nscs nsec nskk nssc nsse nsss nzcc nzse sccc scce sccs scec scee sck- scsc scsn se-c se-e se-k se-n se-s se-z sec- secc sece seck secn secs seec seek seen sees seez seke sekk sene senn sens sesc sese sess skee sken skes skn- skss sncc snee snes snns sscc ssce sscs ssec ssee sses ssns sssc ssss szss zeck zeek zees zeke zeks zenn zens zeze znen znes zsss zzzs zzzz