-aaa- -abad aabaa aabba aabra aarau abaab ababa ababu abada abara abaru abbad abbar abbod abbou abbud abbur aboab aboad abobo abood abora abord aboud abrad abrar abrod abrud abuda abura aburr abwab adaba adada adado adaou adara adaro addra addur adoar adobo adodb adoor adora adoro adoub adour adowa adrad adrar adraw adroa aduba aduwa adwar adwoa aouda ar-ab arab- araba arabo arada arado arara araru arawa arbab arbar arbor ardab ardod ardor ardra ardua ardud aroab aroad aroar aroba aroor arora arrau arrou arrow arrua aruaa aruba arura aruru arwad aubad audad audra audru aurad aurar auro- auroa auror aurra awaba awada awara award awaru awood aword aworo baard babar babau babdo baboo babou babra babur badao badar baddo badod badoo badou badra badur badwa baoro baraa barab barad barao barar barba barbu barda bardo bardu baro- baroa baroo baror barra barro barru barua barud barwa baubo baura bauru bawwa bdoor bo-bo boada board boaro bobar bobr bodd- bodor booba boora boord booru borau borba borbo borda bordo boro- boroa borod boroo borou borow borra borro bouar bouba bouda boudu boura bourd bowab bowow bowra bowrd brada bradu brard braud brdda brdow broad brobo broda brodd brodo brood brora broud browd brrar brrrr brud- buada bubba budda buddu budur buord buraa burao burda buroo burow burra burro burru burud bward d-a-d d-rad d-rod d-war daada daara dabar dabba dabbu dabou dabra dabua dabur dadao dadar dadau dadda daddo dadoo dadou dadra dadur daraa darab darba darbu darda dardo darod daroo darow darra darro darur dauda daura dawar ddddd do-do doaba doado dobra dobro dodab dodad dodoo dodow dodro dooab dooar doodo doora dorab dorad dorra dorud douar doura douro dowar dowra draba draw- drawa drbob drobo drood duara dubar dubau dubba dubbo dubow dubra dudar duddo dudou dudow dudua durab durao durba durra dwaar dword o-r-b oaror obaba obara obodo oboow obora oboro obowo obrab obrad obrow obudu obwod odaba odara odawa oddba oddur odour odowd odudu oduro ooooo oraba orara orbad ordro orobo orodo oroua orrow oruro ouada ouara ouoro ourba owada oword ra-ra raaba raaor raard rabab rabad rabba rabda rabor rabou rabud radar radau radow radwa rauda rawda rbabw ro-ro roadb robab robar robbo robo- robor robur rodau rodbo rodda rodor rooba roodu rorbu rorra rouba roura rowar rubab rubba rubor rubra rudar rudaw rudow rudra u-dub uarda uaroo ubobo udara udora uduwa uraba urawa urbar uroob urour urowo urrao urubu uuard uurad uuuuu wa-wa waada waard waawa wabar wabur wadud warao warba warda warow warra warud warur waudo wawou wodao wodou wodur woodd woord worod worow wourd wowow wuord wurra wwwww