a-a aaa aag aao aas aay ag- aga agg ago ags agy aoa aog aoo aos as- asa asg aso ass asy ay- aya ayo ays gaa gag gao gas gay gga ggg ggo ggs goa gog goo gos goy gsa gsg gso gss gy- gya gyo gys oaa oag oao oas oga ogg ogo ogs ogy oo- ooa oog ooo oos os- osa osg oso oss oya oyo oys saa sag sao sas say sga sgg sgo sgs soa sog soo sos soy ss- ssa ssg sso sss sy- sya syg sys yaa yag yao yas yay yga ygo yog yoo yos yoy ysa ysg yso yss ysy yyg yys yyy