a-a aaa aag aan aar aas ag- aga agg agn agr ags an- ana ang ann anr ans ar- ara arg arn arr ars as- asa asg asn asr ass gaa gag gan gar gas gga ggg ggn ggr ggs gna gnn gnr gns gra grg grn grr grs gsa gsg gsn gsr gss naa nag nan nar nas nga ngg ngn ngs nna nng nnn nns nra nrg nrn nrr nrs nsa nsg nsn nsr nss ra- raa rag ran rar ras rga rgg rgn rgr rgs rna rng rnn rnr rns rra rrg rrn rrr rrs rsa rsg rsn rsr rss saa sag san sar sas sga sgg sgn sgr sgs sna sng snn snr sns sr- sra srg srn srr srs ss- ssa ssg ssn ssr sss