aaaa aaar aaoo aara aaro aart aata aatt aora aort aqar aqra araq arar arat aroa aroo aror arq- arqa arr- arra arro arrr arrt arta arto artr at-t ataa ataq atar atat ator atot atra atro atta atto attr oara ooaa oooo oora oort orao orar orat oro- oror orot orra orro orta orto otar oto- otoo otor otra otro otta otto qara qqqq qtar raat raqt rara raro rata rato ratt roar roat roor root rora roro rort rota roto rotr rott rrat rrrr taa- taar taat taoa taor taqa tara taro tarq tarr tart tata tato tatr tatt toat tooa toor toot tora toro torq torr tort tota toto totr tott traa trao trat troa troo trot trra trtr tttt