-aaa- aaata aabaa aabba aabra aarau abaab ababa ababu abara abaru abbar abbat abbur abrar abtaa abtar abura aburr abuta abutt ar-ab araat arab- araba arara araru arata arbab arbar arbat arrau arrua artar artat artur aruaa aruba arura aruru aruta atabu atara ataru atbar atbat atrab attar attra attur atura aurar aurat aurra baart baata babar babau babra babur babut baraa barab barar barat barba barbu barra barru barta barua barut batab batar batat batau batra batta battu batur baura bauru bauta bbart braat bratt bratu braut brrar brrrr bruta btr-t bubba buraa burat burra burru burta burtt burut butat butua butut ra-ra raaba rabab rabat rabba rabta rabut ratau ratba ratra ratta rattu ratua rauta rubab rubat rubba rubra rutab rutar ruutu t-ara t-bar ta-ra ta-ta ta-tu taart tabar tabat tabra tabua tabur tabut tarar tarat tarra tarta tartt tartu tarur tataa tatar tatau tatra tatta tattu taur- taura taut- tbtbt tbutt traba trabu trata tratt traub truba trubu ttttt tuart tubar tubba turat turau turba turbt turtu turua turut tutta tuuru ubata uraba urata urbar urubu urutu utara uttar uttur uturu uuuuu