a-a aaa aag aao aap aay ag- aga agg ago agp agy aoa aog aoo aop ap- apa apg apo app apy ay- aya ayo ayp g-p gaa gag gao gap gay gga ggg ggo ggp goa gog goo gop goy gpa gpg gpo gpp gy- gya gyo gyp oaa oag oao oap oga ogg ogo ogp ogy oo- ooa oog ooo oop op- opa opg opo opp opy oya oyo p-p paa pag pao pap pay pga pgg pgo pgp pgy poa pog poo pop poy ppa ppg ppo ppp py- pya pyg pyo yaa yag yao yap yay yga ygo yog yoo yop yoy ypa ypg ypo yyg yyy