bbbb bbdd bblb bd-r bdii bdry bibb bibi bibl bidi bidr bidu bild bili bill bilt bilu bily birb bird biri birl birr birt biru biry bitd bitt bitu blbt bldr blir blit blub blud blur blut bly- brdt brdy brid bril brit brrr brud brut bry- bryd btdt btrt btry bttb bubb bubi bubu budb budd budi budl budu budy buid buir buit buiu bulb buld buli bull bult bulu bur- burb burd buri burl burr burt buru bury but- buti butt buty buyi buyl buyu byil byit byld bylt byrd byrt byul byyd dbit dbtt dddd ddly ddry ddub dibb diby didi didu didy diii dili dill dily dird dirl dirr dirt diti ditt diyi diyu dlbd dlib dlii dlil dlit drib dril drit drub drui drut druu dry- dtrl dub- dubb dubu duby dudd dudu duid duil duir duit duli dull dult dulu duly duri durt duru dury duty duul duur duut duyl duyr dybt dybu dydd dyit dyll dyr- dyrb dyri dyrt dyru dyt- dyty dyur dyyr i-by ibid ibly ibrd ibri ibtb ibtl ibuy ibyi idid idil idir idli idly idub idyl iiii iiit iitr iitt ilir ilit ill- illd illi illt illy ilud ilut iluy irby iri- irid iril iriy irlb irri irti irul itby itil itll itri itry itty itur iuiu iuty lblr lbrt ldry libr libu lidb lidl liii liir lilb lili lill lilt lilu lily lird liri lirl lirr lirt liru liry litb litd liti litl litr litt litu lity liut liyl liyu lldb llll llud llyr lrdd lrrr lrry ltbl ltib lttr ltyr luby ludd ludi luit luli lull lulu lurd luri lurt lury luti luyi luyt lydd lyit lyly lytt rbbb rbbr rib- ribu riby ridd ridi rill rilu rily riri riti ritl ritt ritu rldt rrrr rtdt rtlt rubb rubi rubu ruby rudd rudi rudl rudy ruid ruit rull ruly rurd ruri ruru ruti rutl rutt rutu ruty ruud ruyd ruyi ruyl rydy rytt ryyt tbil tbit tbrb tddb tdil tdri tibi tibu tidd tidy tiit tiiu tild till tilr tilt tily tirb tird tiri tirl tirr tiru tiry titi titt titu tiyi tldr tlli tri- trib tril trit trtr trub trud trut truu try- tryb ttbb tttt ttul ttyd ttyl tubb tubr tubu tudi tudu tuil tuit tuiu tuli tull tulu tuly turb turd turi turr turt turu tury tuti tutl tutt tutu tuty tuyl tybi tydd tydi tydy tyir tyl- tyld tyll tyr- tyrl tyrr tytd tyti tytt tyty ubbi ubid ubii ubir ubit ubli ubly ubud uddi udid udir uirr ulli ullr ully ulti ultt ulul urbi urdu urdy urib uriu urri urry urur urut utby utid util utri utti uttu uulu uuri uuuu uyir ybry ydil ydul ydyt yidi yidu yild yili yill yilt yirb yird yirr yiti yiud ylid ylli yrly yubu yudu yuit yuli yulu yurd yuri yurt yury yutu yuty yuyu yyyy