a-a a-i aaa aag aai aan aao aar ag- aga agg agi agn ago agr ai- aia aig aii ain aio air an- ana ang ani ann ano anr aoa aog aoi aon aoo aor ar- ara arg ari arn aro arr gaa gag gai gan gao gar gga ggg ggi ggn ggo ggr gia gig gii gin gio gir gna gni gnn gno gnr goa gog goi gon goo gor gra grg gri grn gro grr ia- iaa iag iai ian iao iar iga igg igi ign igo igr iia iii iin iio iir in- ina ing ini inn ino inr io- ioa iog ioi ion ioo ior ir- ira irg iri irn iro irr n-i naa nag nai nan nao nar nga ngg ngi ngn ngo nia nig nii nin nio nir nna nng nni nnn nno no- noa nog noi non noo nor nra nrg nri nrn nro nrr o-i oaa oag oai oan oao oar oga ogg ogi ogn ogo oia oii oin oio oir on- ona ong oni onn ono onr oo- ooa oog ooi oon ooo oor or- ora org ori orn oro orr ra- raa rag rai ran rao rar rga rgg rgi rgn rgo rgr ria rig rii rin rio rir rna rng rni rnn rno rnr roa rog roi ron roo ror rra rrg rri rrn rrr