aaaaba ababda abburu abdaru adarra addada adrara aduadu aduard ararad araua araura arbra ardara arraba arruda aruaru baabaa baabar baabda baarbu babbar babrru babura baburd badara badaud badbad badbar badr-b badrud badura barada barara barbad barbar barbra bardar barrad baruar baurua bbbbbb braura brubru buabad bububu budara bududa burbur burdur burrda dababa dabara dabdab dadaab dadada dadara daraar darara darbar dardar darrud dubdub durau durbar durdar raabau rababa rabaud radara radaur radura rubarb rubbra rudaba rudbar rudrur udburu uruara