g-p ggg ggi ggn ggo ggp ggr ggs ggz gig gii gin gio gip gir gis giz gni gnn gno gnp gnr gns gog goi gon goo gop gor gos goz gpg gpi gpn gpo gpp gpr gps gpz grg gri grn gro grp grr grs gsg gsi gsn gso gsp gsr gss gzo gzp gzr igg igi ign igo igp igr igs iii iin iio iip iir iis in- ing ini inn ino inp inr ins io- iog ioi ion ioo iop ior ios ipg ipi ipn ipo ipp ipr ips ir- irg iri irn iro irp irr irs is- isg isi isn iso isp isr iss izi izo izz n-i ngg ngi ngn ngo ngp ngs nig nii nin nio nip nir nis niz nng nni nnn nno nnp nns nnz no- nog noi non noo nop nor nos noz npg npi npn npo npp npr nps npz nrg nri nrn nro nrp nrr nrs nrz nsg nsi nsn nso nsp nsr nss nsz nzg nzi nzo nzp nzs nzz o-i ogg ogi ogn ogo ogp ogs oii oin oio oip oir ois oiz on- ong oni onn ono onp onr ons oo- oog ooi oon ooo oop oor oos op- opg opi opn opo opp opr ops or- org ori orn oro orp orr ors orz os- osg osi osn oso osp osr oss ozo ozs ozz p-p pgg pgi pgn pgo pgp pgr pgs pig pii pin pio pip pir pis piz pn- png pni pnn pno pnp pnr pns pog poi pon poo pop por pos poz ppg ppi ppn ppo ppp ppr pps ppz prg pri prn pro prp prr prs prz ps- psg psi psn pso psp psr pss pzp rgg rgi rgn rgo rgp rgr rgs rig rii rin rio rip rir ris riz rng rni rnn rno rnp rnr rns rnz rog roi ron roo rop ror ros roz rpg rpi rpn rpo rpp rpr rps rpz rrg rri rrn rrp rrr rrs rsg rsi rsn rso rsp rsr rss rzo sgg sgi sgn sgo sgp sgr sgs sig sii sin sio sip sir sis sng sni snn sno snp snr sns sog soi son soo sop sor sos soz spg spi spn spo spp spr sps spz sr- srg sri srn sro srp srr srs ss- ssg ssi ssn sso ssp ssr sss ssz szi szp szr z-g zgg zgi zgs zig zin zio zip zir zis ziz znn zno znp zns zo- zog zoi zon zoo zor zos zpg zpi zpo zpp zpr zro zrp zrs zsg zsi zsz zzr zzs zzz