a-a a-c aaa aac aag aah aar aay ac- aca acc acg ach acr acy ag- aga agc agg agh agr agy aha ahc ahg ahh ahr ahy ar- ara arc arg arh arr ary ay- aya ayc ayh ayr c-- caa cac cag cah car cay cca ccc ccg cch ccr cga cgc cgg cgh cgr cgy ch- cha chc chg chh chr chy cra crc crg crh crr cry cya cyc cyg cyr gaa gac gag gah gar gay gca gcc gcg gch gcr gga ggc ggg ggh ggr gha ghc ghg ghh ghr gra grc grg grh grr gry gy- gya gyr haa hac hag hah har hay hca hcc hcg hch hcr hcy hga hgc hgg hgh hgr hgy hha hhc hhg hhh hhr hhy hr- hra hrc hrg hrh hrr hy- hya hyc hyg hyh hyr hyy ra- raa rac rag rah rar ray rca rcc rcg rch rcr rga rgc rgg rgh rgr rh- rha rhc rhg rhh rhr rra rrc rrg rrh rrr ry- rya ryc ryg ryr ryy yaa yac yag yah yar yay yca ycc ych ycy yga ygc yha yhc yra yrc yrg yyc yyg yyy