-aaa- -eaux aaaee aabaa aabba aabra aarau abaab ababa ababe ababu abaer abara abare abaru abbar abbur abear abeau abeba abebe abeer abera abere aberr abrar abreu abura aburr aeaea aebbe aerru ar-ab arab- araba arabe araea arara arare araru araux araxa arbab arbar arbee arber arbre areae arear arere arexx arrau arrea arrua aruaa aruba arura aruru auaxa auber aurae aurar aurea aurra axura baabe babar babau babax babee baber babra babur bar-x baraa barab barar barba barbe barbu barea barer barra barre barru barua bauer baura baure bauru bbbee bbear be-er beara beare beaux bebar beber bebra beebe berar berau berba berbe berea berra berre berru beuer beure bexar braux bre-x breba brebu breer brera brere breu- breux brrar brrrr bruer bruxa bubba bubbe buber buraa burea burra burru buxar earar ebara ebber ebure eeeee erbaa erbar erbbe erber erear erere eurex eurre exera exurb ra-ra raaba raabe rabab rabba rabbe rarae rareb raree rarer raxar rear- reaue rebab rebar rebbe reber rebra reere rere- reree reuar reuer rexea rexer rubab rubba rubee ruber rubra ruere uber- uberx uraba urare urbar urbex urea- ureae urera urrea urubu uuuuu uxeau x-bar xarre xbxrx xebra xexeu xexex