cccc cccp cccs cchp cchs ccnc ccnp ccns ccpn ccpp ccps ccsn ccsp ccss chch chcp chcs chhs chnc chns chpp chsc chsh cncp cnhs cnss cpcs cphs cpns cpps cpsc cscc csch cscs cshp cshs csnp cspc csps hccc hcch hccs hchs hcpc hcps hcsc hcss hhhh hhhs hhpc hncs hnhs hpcc hphs hpps hpsc hpss hscc hscn hshs hsps hssp nccc nccn nccp nccs nchc nchs ncnc ncpc ncsc ncss nhcc nhhs nhnn nhsc nnhs nnnn nnss npcc nphs nppc npsh npss nscc nscs nshs nspc nsps nssc nssp nsss pccc pccs pchp pchs pcns pcpn pcpp pcps phcc phhs phsc pnhs pnpp pnsc ppcc ppcs pphs pppn pppp ppps ppsh ppss pshc pshs psnc psph pspp psps pssc sccc sccp sccs sch- schh schs scps scsc scsh scsn shcc shcp shhh shhs shps shsc sncc sncp snhs snns snpp spcc spcs sphs spns spps spsp spss sscc sscp sscs sshs ssns sspc ssps sssc sssh ssss