ggg ggi ggn ggr ggs gig gii gin gir gis gni gnn gnr gns grg gri grn grr grs gsg gsi gsn gsr gss igg igi ign igr igs iii iin iir iis in- ing ini inn inr ins ir- irg iri irn irr irs is- isg isi isn isr iss n-i ngg ngi ngn ngs nig nii nin nir nis nng nni nnn nns nrg nri nrn nrr nrs nsg nsi nsn nsr nss rgg rgi rgn rgr rgs rig rii rin rir ris rng rni rnn rnr rns rrg rri rrn rrr rrs rsg rsi rsn rsr rss sgg sgi sgn sgr sgs sig sii sin sir sis sng sni snn snr sns sr- srg sri srn srr srs ss- ssg ssi ssn ssr sss