-ey c-- ccc ccd cce ccn ccp cdc cdd cde cdn cdp cdy ce- cec ced cee cen cep cey cn- cnc cnd cne cnn cnp cny cpc cpd cpe cpn cpp cyc cyd cye cyn cyp dcc dcd dce dcn dcp ddc ddd dde ddn ddp ddy de- dec ded dee den dep dey dnc dnd dne dnn dnp dny dpc dpd dpe dpn dpp dy- dyc dyd dye dyn dyp dyy ec- ecc ecd ece ecn ed- edc edd ede edn edp edy eec eed eee een eep eey en- enc end ene enn enp eny ep- epc epd epe epn epp eyc eyd eye eyn eyp ncc ncd nce ncn ncp ndc ndd nde ndn ndp ndy ne- nec ned nee nen nep ney nnc nne nnn nnp npc npd npe npn npp nyc nyd nye nyn nyp nyy p-p pcc pcd pce pcn pcp pdc pdd pde pdn pdp pec ped pee pen pep pey pn- pnc pnd pne pnn pnp pny ppc ppd ppe ppn ppp py- pyc pyd pye pyn ycc ycd yce ycp ycy yde ydn ydy yec yed yee yen yep yey ynd yne ynn ynp yny ypd yyc yye yyy