a-ak a-ok a-ya a-yo aaaa aaav aaka aaoo aava akaa akao akay akka akko akok avao avay avoy avva avvo avvy ay-o ayao ayay ayoo ayya kaaa kaak kaay kaka kakk kako kaoa kaok kava kavo kavv kaya kayo kkaa kkay kkkk kkoa kkoo kkov kkoy kkvv kkya kkyy koak koay koka kokk koko koky kook kooo koov kova kovk kovo koya koyo koyy kvak kvay kvoa kvok kvoo kvov kvvv kyaa kyak kyay kyka kykk kykv kyky kyok kyoo kyoy kyva kyya kyyk kyyo kyyy oaky okak okay okka okko okok okyo ooaa ooak ooky oooo ovo- ovoo oyak vaka vava vaya vayk voay voka voky vovk vvvv yaak yaka yako yava yaya yayo ykko yoak yoav yoko yoky yook yova yoyo yyyy