aaaaba abarat abarta abatar abatur abburu ararat aratta araua araura arbra arraba aruaru arutua at-bat at-tur ataaba atarba atarra atbara atrata atutur aurata baabaa baabar baarbu baatar babatu babbar babrru babura baraat barara barata baraut barbar barbat barbra barrat bartab bartra baruar baruta barutu batara batata baturu baurua bautta bbbbbb braura bruart brubru bububu burbur burutu buttar raabau raabta rababa rabaut rabbat ratata ratbat rattar rattat rubarb rubbra rubutu rurutu t-barb taarab tabara tabata tabbat taraba tarara tarata tarbut tarrar tartar tartr- tataat tatara tataru tattat tatuar tatura tautra tra-ra trabau trubar trutta tuatua turatt turbat turtur tururu tuttut tutuba urartu uruara uttara