a-a a-i aaa aag aai aan aar aax ag- aga agg agi agn agr agx ai- aia aig aii ain air aix an- ana ang ani ann anr anx ar- ara arg ari arn arr arx ax- axa axi axn axr axx gaa gag gai gan gar gga ggg ggi ggn ggr gia gig gii gin gir gna gni gnn gnr gra grg gri grn grr grx gxa ia- iaa iag iai ian iar iga igg igi ign igr iia iii iin iir iix in- ina ing ini inn inr inx ir- ira irg iri irn irr irx ixi ixn n-i naa nag nai nan nar nax nga ngg ngi ngn nia nig nii nin nir nix nna nng nni nnn nra nrg nri nrn nrr nrx ra- raa rag rai ran rar rax rga rgg rgi rgn rgr rgx ria rig rii rin rir rix rna rng rni rnn rnr rra rrg rri rrn rrr rxr xaa xag xan xar xgi xia xii xin xix xna xrx xxi xxx