ggg ggi ggn ggo ggr gig gii gin gio gir gni gnn gno gnr gog goi gon goo gor grg gri grn gro grr igg igi ign igo igr iii iin iio iir in- ing ini inn ino inr io- iog ioi ion ioo ior ir- irg iri irn iro irr n-i ngg ngi ngn ngo nig nii nin nio nir nng nni nnn nno no- nog noi non noo nor nrg nri nrn nro nrr o-i ogg ogi ogn ogo oii oin oio oir on- ong oni onn ono onr oo- oog ooi oon ooo oor or- org ori orn oro orr rgg rgi rgn rgo rgr rig rii rin rio rir rng rni rnn rno rnr rog roi ron roo ror rrg rri rrn rrr