a-a a-z aaa aag aan aas aaz ag- aga agg agn ags agz an- ana ang ann ans anz as- asa asg asn ass asz az- aza azg azn azs azz gaa gag gan gas gaz gga ggg ggn ggs ggz gna gnn gns gsa gsg gsn gss gza naa nag nan nas naz nga ngg ngn ngs nna nng nnn nns nnz nsa nsg nsn nss nsz nzg nzs nzz saa sag san sas saz sga sgg sgn sgs sna sng snn sns ss- ssa ssg ssn sss ssz sza z-g zaa zag zan zas zaz zgg zgs znn zns zsa zsg zsz zzs zzz