a-a a-q a-t aaa aan aaq aas aat an- ana ann anq ans ant aqa aqn aqs aqt as- asa asn asq ass ast at- ata atn ats att naa nan nas nat nna nnn nns nnt nqs nqt nsa nsn nss nst nta ntn ntq nts ntt qaa qan qas qat qns qqq qsa qst qta qtq qts saa san saq sas sat sna snn sns snt sqa sqn sqq sqs ss- ssa ssn ssq sss sst sta stn stq sts stt taa tan taq tas tat tna tnn tnq tns tnt tsa tsn tsq tss tst tta ttn tts ttt