a-ii aaaa aaai aaar aaii aaoo aara aari aaro aiai aiia aiir aioi aira airi airo aora aqai aqar aqir aqra arai araq arar aria arii ario aroa aroi aroo aror arq- arqa arr- arra arri arro arrr iaaa iaai iaia iara iiii iiio iioi iioo iira ioii ioio iooi iooo iora iori iqor irai irao iraq irar iri- iria irio irra irri oara oiii oira ooaa ooia oooo oora orai orao orar ori- oria orio oro- oror orra orri orro qara qari qiao qira qqqq qrio raia raii rair rara rari raro riaa riai riia riqq riri roar roia roio roir rooi roor rora rori roro rrrr