cccc cccm cccp cccs ccmc ccmm ccmp ccms ccpm ccpp ccps ccsp ccss cmcc cmcs cmmc cmms cmpc cmpp cmsc cpcm cpcs cpmp cppm cpps cpsc cscc cscs csmc cspc csps cssm mccc mcmc mcpc mcpp mcps mcsp mcss mmcc mmcm mmcs mmmc mmmm mmms mmpc mmsc mpcc mpmc mppc mppp mpps mscc mscp msmc msmm msms mspp mssm mssp pccc pccs pcpm pcpp pcps pmcc pmmp pmpm ppcc ppcm ppcs ppms pppp ppps ppss pspp psps pssc pssm sccc sccm sccp sccs scmc scmm scmp scms scpm scps scsc smcc smcp smps smsc smsp smss spcc spcs spms spps spsp spss sscc sscp sscs ssmc sspc ssps sssc sssm ssss