a-a a-c aaa aac aag aah aay ac- aca acc acg ach acy ag- aga agc agg agh agy aha ahc ahg ahh ahy ay- aya ayc ayh c-- caa cac cag cah cay cca ccc ccg cch cga cgc cgg cgh cgy ch- cha chc chg chh chy cya cyc cyg gaa gac gag gah gay gca gcc gcg gch gga ggc ggg ggh gha ghc ghg ghh gy- gya haa hac hag hah hay hca hcc hcg hch hcy hga hgc hgg hgh hgy hha hhc hhg hhh hhy hy- hya hyc hyg hyh hyy yaa yac yag yah yay yca ycc ych ycy yga ygc yha yhc yyc yyg yyy