ggg ggi ggo ggr ggs gig gii gik gio gir gis giy gko gks gog goi gok goo gor gos goy grg gri grk gro grr grs gry gsg gsi gsk gso gsr gss gy- gyo gyr gys igg igi igk igo igr igs igy iii iio iir iis iki ikk iko ikr iks io- iog ioi ioo ior ios ir- irg iri irk iro irr irs iry is- isg isi isk iso isr iss isy iyo iyr iys iyy kgi kgo kgs kgy kig kii kik kio kir kis kki kkk kkr kks kky kog koi kok koo kor kos koy krg kri krk kro krr krs kry ksg ksi ksk kso ksr kss kyo kyr kys o-i ogg ogi ogo ogs ogy oii oik oio oir ois okg oki okk oko okr oks oo- oog ooi ook ooo oor oos or- org ori ork oro orr ors ory os- osg osi osk oso osr oss oyi oyo oys rgg rgi rgk rgo rgr rgs rig rii rik rio rir ris riy rkg rkk rko rks rky rog roi rok roo ror ros roy rrg rri rrk rrr rrs rsg rsi rsk rso rsr rss ry- ryg ryk ryo ryr rys ryy sgg sgi sgk sgo sgr sgs sig sii sik sio sir sis sk- skg ski skk sko skr sks sky sog soi sok soo sor sos soy sr- srg sri srk sro srr srs sry ss- ssg ssi ssk sso ssr sss sy- syg syi syk syr sys ygo yig yii yio yir yis yki ykk yog yoi yok yoo yor yos yoy yrg yro yrs ysg ysi ysk yso ysr yss ysy yyg yys yyy