a-a aaa aag aak aan aar aas ag- aga agg agk agn agr ags aka akg akk akn akr aks an- ana ang ank ann anr ans ar- ara arg ark arn arr ars as- asa asg ask asn asr ass gaa gag gak gan gar gas gga ggg ggn ggr ggs gka gkn gks gna gnn gnr gns gra grg grk grn grr grs gsa gsg gsk gsn gsr gss ka- kaa kag kak kan kar kas kga kgs kkk kkn kkr kks kn- kna kng knk knn knr kra krg krk krn krr krs ksa ksg ksk ksn ksr kss naa nag nak nan nar nas nga ngg ngk ngn ngs nka nkk nkn nkr nks nna nng nnk nnn nns nra nrg nrk nrn nrr nrs nsa nsg nsk nsn nsr nss ra- raa rag rak ran rar ras rga rgg rgk rgn rgr rgs rkg rkk rks rna rng rnn rnr rns rra rrg rrk rrn rrr rrs rsa rsg rsk rsn rsr rss saa sag sak san sar sas sga sgg sgk sgn sgr sgs sk- ska skg skk skr sks sna sng snk snn snr sns sr- sra srg srk srn srr srs ss- ssa ssg ssk ssn ssr sss