c-cd cccc cccm cccs ccdc ccdm ccdr ccds ccmc ccmd ccmm ccms ccoc ccod ccom ccrc ccrs ccsd ccss cd-r cdcs cddr cdms cdom cdos cdrs cdss cmcc cmcs cmdr cmmc cmms cmoc cmos cmrr cmrs cmsc coco codd cods com- comc comd comm como comr coms cood coom coos cor- corc cord corm coro corr cors cosc cosm coso coss crcc crcr crdc crmo crms croc crod crom croo cror crss cscc cscd csco cscr cscs csdr csmc csom csor csos csrc csrd csrs cssd cssm cssr dccc dccs dcds dcms dcom dcos dcsc dcss dddd ddoc ddrc ddss dmcc dmcm dmcs dmdc dmds dmrc dmso dmss doco docs dod- dodd dodo dods domm domo doms dood doom door doos dorc dord dorm doro dorr dors doso doss drms drod drom drrs dscc dscr dscs dsdm dsdr dsmc dsms dsos dsrc dsrr dssc mccc mccd mcdc mcdd mcdo mcmc mcrc mcrd mcsd mcss mdcc mddm mdds mdmc mdoc mdos mdrc mdsd mmcc mmcd mmcm mmcs mmdc mmds mmmc mmmd mmmm mmms mmod mmor mmrc mmsc mmsd moco mocs modd modo mods momo moms mooc mood moor moos mord moro mors mosc moso moss mr-c mrcc mrcs mrdd mrds mrmc mrmd mrrc mrsc mrsd mscc msco msdc msmc msmm msms msor mssm mssr occc ocds ocms ocom ocos ocro ocrr ocrs oddd odds odmr odom odoo odor odos odso omo- omoo omor omro oocr ooms oooo ooos oord orco orcs ordo ords ormo oro- orom oror oros orro orrs orso oscc osco osm- osmo osoo osor osos osrd osro ossd osso rccc rccs rcdc rcds rcms rcos rcrd rcsc rcsd rcss rdcm rdms rdoc rdos rdso rmsc rocc roco rocs rodd rodo rods romd romm romo roms rood room roor roos rorc roro rosc roso ross rrmc rrrr rscc rscs rsdd rsds rsos s-os sccc sccm sccs scdc scds scmc scmm scmo scms scom scoo scor scr- scrc scrs scsc scsd scso scsr sdcc sdco sddc sdds sdmo sdms sdrc sdrs sdsc sdsm sdss smcc smdc smdr smoc smod smos smsc smsd smss socm soco socr socs sodd sodo sods somm somo sood soom soor soos sord sorm soro sorr sors soso soss srcc srmc sros srsd sscc sscs ssdc ssdd ssdm ssmc ssoc ssrc ssrm ssrs sssc sssm ssss