abar abba abbi abbo abir abof abra afar afif afra afro agar agof agra agri agür aioi arab araf arao arar arba arbo arfa arga argo aria arif baar baba babi babo bafg baga bara barg bari baro biba bibb bibi bibü bifo biga bigi bira biri birr boba bobo boga bora bori boro bria bübü bügü büro fafa faia faig fara faro fifo fobi fora frio gaba gabi gafa gaga gago gaia gara garb gari garo gibi gifi gigi giri girü gobü gofa goga gogo gora gori grab graf gübi gübü gügü gürg gürü ibar ibra iibf irab irag irib irif obba obbi obir obor offa ofra ogga orag orgi oria raab raba rabi rafa rafi riff riga roar roba ürag ürgü