c-- ccc ccd ccn ccp ccs cdc cdd cdn cdp cds cn- cnc cnd cnn cnp cns cpc cpd cpn cpp cps csc csd csn csp css dcc dcd dcn dcp dcs ddc ddd ddn ddp dds dnc dnd dnn dnp dns dpc dpd dpn dpp dps dsc dsd dsn dsp dss ncc ncd ncn ncp ncs ndc ndd ndn ndp nds nnc nnn nnp nns npc npd npn npp nps nsc nsd nsn nsp nss p-p pcc pcd pcn pcp pcs pdc pdd pdn pdp pds pn- pnc pnd pnn pnp pns ppc ppd ppn ppp pps ps- psc psd psn psp pss scc scd scn scp scs sdc sdd sdn sdp sds snc snd snn snp sns spc spd spn spp sps ss- ssc ssd ssn ssp sss