-ene cccc cccf cccs ccee ccfc ccff cche cchs ccnc ccne ccnf ccns ccsf ccsn ccss cec- cece cecs ceec cees cef- cefc cefn cehs cen- cene cens cesc cese cess cfcf cfcn cfcs cfhs cfns cfse chce chch chcs chec chee chef cheh chen ches chfc chfs chhs chnc chns chsc chse chsh cnes cnhs cnss cscc csce cscf csch cscs csec csee cseh csfc cshs csne csse eccc ecce ecef eces ecfc ecfs eche echs ecne ecsc ecse ecss eecs eeee eees eefe eefn eehs eens eese efen efes effs efhs efsh ehcc eheh ehen ehhs ence ench encs enee enes enhs ennc enne enns ense esce esch escs esee esen eses esfs eshs esne esse essh fccf fcch fces fchs fcsc fece fech feen fees fefc fefe feff fene fenn fens fese fesh fess ffcc ffee ffff ffhs ffss fhfs fhhs fhss fnhs fscc fsec fshs fssc fssf hccc hcch hccs hcfc hchs hcsc hcss hech hecs heef hees hefe hefs hehe hehn hehs hene henh henn hens hesc hesh hess hfce hfcs hfhs hfss hhhh hhhs hnce hncs hnhs hscc hscn hses hsfc hsfs hshs hsse nccc nccf nccn nccs ncec ncee ncef ncen nces ncfc ncfe nchc nchs ncnc ncsc ncse ncsf ncss necc nece nech necs neef neen nees nefe neff nefh nefs nehe nehs nene nenh nens nesc nese nesh nesn ness nfff nfhs nhcc nhhs nhnn nhsc nnes nnhs nnnn nnss nscc nscs nsec nsfc nsfs nshs nssc nsse nssf nsss sccc scce sccs scec scee scfc scfe sch- sche schh schs scsc scsh scsn se-c se-e se-f se-h se-n se-s sec- secc sece sech secn secs seec seef seeh seen sees seff sehe sehs sene senn sens sesc sese sesh sess sfcc sfcs sffc sfhs sfne sfss shcc she- shee shef sheh shen shes shhh shhs shne shsc sncc sncf snee sneh snes snhs snns sscc ssce sscs ssec ssee sses ssfc sshs ssns sssc sssf sssh ssss