aare abar abba abbi abir abra abre abur arab arar arba arbe area arer aria aube aura baar baba babe babi babu bara bare bari bebe bere beri berü beur biba bibb bibe bibi bibü bira bire biri birr bree bria brie buba bube bubu buea bueu buiu bura bure buri buru burü bübü büre ebbe ebee ebir ebre ebri ebru ebur erbe erbi erer erie erir eura eure iare ibar ibra ibre irab irbe irib raab raba rabi rebi riau ribu ruba uaea uber ubur urba urra urua urub