g-p ggg ggi ggo ggp ggs gig gii gio gip gis giy gog goi goo gop gos goy gpg gpi gpo gpp gps gsg gsi gso gsp gss gy- gyo gyp gys igg igi igo igp igs igy iii iio iip iis io- iog ioi ioo iop ios ipg ipi ipo ipp ips ipy is- isg isi iso isp iss isy iyo iys iyy o-i ogg ogi ogo ogp ogs ogy oii oio oip ois oo- oog ooi ooo oop oos op- opg opi opo opp ops opy os- osg osi oso osp oss oyi oyo oys p-p pgg pgi pgo pgp pgs pgy pig pii pio pip pis pog poi poo pop pos poy ppg ppi ppo ppp pps ps- psg psi pso psp pss psy py- pyg pyo pys sgg sgi sgo sgp sgs sig sii sio sip sis sog soi soo sop sos soy spg spi spo spp sps spy ss- ssg ssi sso ssp sss sy- syg syi syp sys ygo yig yii yio yip yis yog yoi yoo yop yos yoy ypg ypo yps ysg ysi yso ysp yss ysy yyg yys yyy