aaaa aaas aaoo aasa aass aast aata aatt aoss aqas aqsa asaa asao asas asat asos asot assa asso assq asss asst asta asto asts at-t ataa ataq atas atat atos atot atst atta atto atts oass oast oats ooaa oooo ooos oosa oost oots osas osat osoo osos osqa ossa osso osta osts otas oto- otoo otos otsa otso otta otto otts qass qats qosa qqqq qsas qsos qsqs qsqt qtos s-os saas saat saos sasa saso sass sast sata sato sats satt soas soat soos soot sosa soso soss sost sota soto sots ssaa ssao ssas ssat ssot sssa ssss ssta ssts stas stat stoa stoo stos stot stss taa- taas taat taoa taos taqa tasa tass tast tata tato tats tatt toas toat tooa toos toot tosa toso toss tost tota toto tots tott tsaa tsao tsat tsos tssa tsst tsts ttss tttt