a-a a-c aaa aac aad aan aap aay ac- aca acc acd acn acp acy ad- ada adc add adn adp ady an- ana anc and ann anp any ap- apa apc apd apn app apy ay- aya ayc ayd ayn ayp c-- caa cac cad can cap cay cca ccc ccd ccn ccp cda cdc cdd cdn cdp cdy cn- cna cnc cnd cnn cnp cny cpa cpc cpd cpn cpp cya cyc cyd cyn cyp daa dac dad dan dap day dca dcc dcd dcn dcp dda ddc ddd ddn ddp ddy dna dnc dnd dnn dnp dny dpa dpc dpd dpn dpp dy- dya dyc dyd dyn dyp dyy naa nac nad nan nap nay nca ncc ncd ncn ncp nda ndc ndd ndn ndp ndy nna nnc nnn nnp npa npc npd npn npp nya nyc nyd nyn nyp nyy p-p paa pac pad pan pap pay pca pcc pcd pcn pcp pda pdc pdd pdn pdp pn- pna pnc pnd pnn pnp pny ppa ppc ppd ppn ppp py- pya pyc pyd pyn yaa yac yad yan yap yay yca ycc ycd ycp ycy yda ydn ydy yna ynd ynn ynp yny ypa ypd yyc yyy