cccc cccm cccs ccmc ccmm ccms ccnc ccnm ccnr ccns ccrc ccrs ccsn ccss cmcc cmcs cmmc cmmn cmms cmrn cmrr cmrs cmsc cmsn cnrc cnrr cnss crcc crcr crmn crms crns crss cscc cscr cscs csmc csrc csrs cssm cssr mccc mcmc mcrc mcss mmcc mmcm mmcs mmmc mmmm mmms mmrc mmsc mr-c mrcc mrcs mrmc mrnc mrrc mrsc mscc msmc msmm msms mssm mssr nccc nccn nccr nccs ncmm ncnc ncrc ncsc ncss nmmc nmrc nnmc nnnn nnss nrcs nrrc nrsc nscc nscs nsmc nsnr nsrc nssc nssr nsss rccc rccs rcms rcnr rcsc rcss rmsc rncs rrmc rrrr rscc rscn rscs rsnn rsnr sccc sccm sccs scmc scmm scms scnr scr- scrc scrn scrs scsc scsn scsr smcc smnc smsc smsn smss sncc snns snrs srcc srmc srnn sscc sscs ssmc ssns ssrc ssrm ssrs sssc sssm ssss