a-a a-q a-t aaa aao aaq aas aat aoa aoo aos aot aqa aqo aqs aqt as- asa aso asq ass ast at- ata ato ats att oaa oao oaq oas oat oo- ooa ooo oos oot oqo os- osa oso osq oss ost ot- ota oto ots ott qaa qas qat qoo qos qqq qsa qso qst qta qto qtq qts saa sao saq sas sat soa soo soq sos sot sqa sqq sqs ss- ssa sso ssq sss sst sta sto stq sts stt taa tao taq tas tat to- toa too toq tos tot tqo tsa tso tsq tss tst tta tto tts ttt