a-a a-q a-z aaa aan aao aaq aas aaz an- ana ann ano anq ans anz aoa aon aoo aos aqa aqn aqo aqs as- asa asn aso asq ass asz az- aza azn azo azq azs azz naa nan nao nas naz nna nnn nno nns nnz no- noa non noo nos noz nqs nsa nsn nso nss nsz nzo nzs nzz oaa oan oao oaq oas on- ona onn ono ons oo- ooa oon ooo oos oqo os- osa osn oso osq oss oza ozo ozs ozz qaa qan qas qaz qns qoo qos qqq qsa qso saa san sao saq sas saz sna snn sno sns soa son soo soq sos soz sqa sqn sqq sqs ss- ssa ssn sso ssq sss ssz sza zaa zan zao zaq zas zaz znn zno zns zo- zoa zon zoo zos zsa zsz zzs zzz