ggg ggn ggo ggr ggs gkn gko gks gnn gno gnr gns gog gok gon goo gor gos grg grk grn gro grr grs gsg gsk gsn gso gsr gss kgo kgs kkk kkn kkr kks kn- kng knk knn kno knr kog kok kon koo kor kos krg krk krn kro krr krs ksg ksk ksn kso ksr kss ngg ngk ngn ngo ngs nkk nkn nko nkr nks nng nnk nnn nno nns no- nog nok non noo nor nos nrg nrk nrn nro nrr nrs nsg nsk nsn nso nsr nss ogg ogn ogo ogs okg okk oko okr oks on- ong onk onn ono onr ons oo- oog ook oon ooo oor oos or- org ork orn oro orr ors os- osg osk osn oso osr oss rgg rgk rgn rgo rgr rgs rkg rkk rko rks rng rnn rno rnr rns rog rok ron roo ror ros rrg rrk rrn rrr rrs rsg rsk rsn rso rsr rss sgg sgk sgn sgo sgr sgs sk- skg skk sko skr sks sng snk snn sno snr sns sog sok son soo sor sos sr- srg srk srn sro srr srs ss- ssg ssk ssn sso ssr sss