c-- ccc ccd ccn ccp cdc cdd cdn cdp cdy cn- cnc cnd cnn cnp cny cpc cpd cpn cpp cyc cyd cyn cyp dcc dcd dcn dcp ddc ddd ddn ddp ddy dnc dnd dnn dnp dny dpc dpd dpn dpp dy- dyc dyd dyn dyp dyy ncc ncd ncn ncp ndc ndd ndn ndp ndy nnc nnn nnp npc npd npn npp nyc nyd nyn nyp nyy p-p pcc pcd pcn pcp pdc pdd pdn pdp pn- pnc pnd pnn pnp pny ppc ppd ppn ppp py- pyc pyd pyn ycc ycd ycp ycy ydn ydy ynd ynn ynp yny ypd yyc yyy