a-a a-c aaa aac aag aah aan aao aay ac- aca acc acg ach acn aco acy ag- aga agc agg agh agn ago agy aha ahc ahg ahh ahn aho ahy an- ana anc ang anh ann ano any aoa aoc aog aoh aon aoo ay- aya ayc ayh ayn ayo c-- caa cac cag cah can cao cay cca ccc ccg cch ccn cco cga cgc cgg cgh cgn cgo cgy ch- cha chc chg chh chn cho chy cn- cna cnc cng cnh cnn cno cny co- coa coc cog coh con coo coy cya cyc cyg cyn cyo gaa gac gag gah gan gao gay gca gcc gcg gch gcn gco gga ggc ggg ggh ggn ggo gha ghc ghg ghh ghn gho gna gnc gnn gno goa goc gog goh gon goo goy gy- gya gyn gyo haa hac hag hah han hao hay hca hcc hcg hch hcn hco hcy hga hgc hgg hgh hgn hgo hgy hha hhc hhg hhh hhn hho hhy hna hnc hng hnh hnn hno hny hoa hoc hog hoh hon hoo hoy hy- hya hyc hyg hyh hyn hyo hyy naa nac nag nah nan nao nay nca ncc ncg nch ncn nco nga ngc ngg ngh ngn ngo nha nhc nhg nhh nhn nhy nna nnc nng nnh nnn nno no- noa noc nog noh non noo noy nya nyc nyg nyn nyo nyy oaa oac oag oah oan oao oc- oca occ ocg och ocn oco oga ogc ogg ogh ogn ogo ogy oha ohc ohg ohh ohn oho on- ona onc ong onh onn ono ony oo- ooa ooc oog ooh oon ooo oya oyo yaa yac yag yah yan yao yay yca ycc ych yco ycy yga ygc ygo yha yhc yna yng ynn yny yoc yog yon yoo yoy yyc yyg yyy