g-p ggg ggi ggn ggp ggr ggs gig gii gin gip gir gis gni gnn gnp gnr gns gpg gpi gpn gpp gpr gps grg gri grn grp grr grs gsg gsi gsn gsp gsr gss igg igi ign igp igr igs iii iin iip iir iis in- ing ini inn inp inr ins ipg ipi ipn ipp ipr ips ir- irg iri irn irp irr irs is- isg isi isn isp isr iss n-i ngg ngi ngn ngp ngs nig nii nin nip nir nis nng nni nnn nnp nns npg npi npn npp npr nps nrg nri nrn nrp nrr nrs nsg nsi nsn nsp nsr nss p-p pgg pgi pgn pgp pgr pgs pig pii pin pip pir pis pn- png pni pnn pnp pnr pns ppg ppi ppn ppp ppr pps prg pri prn prp prr prs ps- psg psi psn psp psr pss rgg rgi rgn rgp rgr rgs rig rii rin rip rir ris rng rni rnn rnp rnr rns rpg rpi rpn rpp rpr rps rrg rri rrn rrp rrr rrs rsg rsi rsn rsp rsr rss sgg sgi sgn sgp sgr sgs sig sii sin sip sir sis sng sni snn snp snr sns spg spi spn spp spr sps sr- srg sri srn srp srr srs ss- ssg ssi ssn ssp ssr sss