c-- ccc ccd ccm ccs ccw cdc cdd cdm cds cdw cmc cmd cmm cms cmw csc csd csm css csw cw- cwc cwd cwm cws dcc dcd dcm dcs dcw ddc ddd ddm dds ddw dmc dmd dmm dms dmw dsc dsd dsm dss dsw dwc dwm dws dww m-w mc- mcc mcd mcm mcs mcw mdc mdd mdm mds mdw mmc mmd mmm mms mmw msc msd msm mss msw mwc mwd mwm mws mww scc scd scm scs scw sdc sdd sdm sds sdw smc smd smm sms smw ss- ssc ssd ssm sss ssw swc swd swm sws wcc wcd wcm wcs wcw wdc wdm wds wm- wmc wmd wmm wms wsc wsd wsm wss wsw wwc wwd wwm www