bbbb bbdd bbdo bbin bdii bdin bibb bibi bibo bidi bido bidu biin bin- bind bini binn bino bint binu bio- bioi bion biot biou bitd bito bitt bitu bnib bnin bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boin boit boiu bond boni bonn bono bont bonu boob bood boon boot botb botd boti botn boto bott boud boun bout btdt btob bttb bubb bubi bubo bubu budb budd budi budo budu buid buin buit buiu bunb bund buni bunn buno bunt bunu buon but- buti buto butt d-bo dbit dbtt dddd ddot ddub dibb dibo didi dido didu diii din- dini dinn dino dint dinu dion diot diou diti dito ditt dntt dnut dobb dobi dobu dod- dodd dodi dodo doid doin doit dond doni donn dono dont doob dood doon doot dotd doti doto dott doub doud doun dout dtnb dtot dub- dubb dubu dudd dudo dudu duid duin duit dunn duno dunt duo- duon duut i-no ibdo ibid ibon ibot ibtb iddo idid idin idio idno idon idub idun iduo iiii iiio iiit iino iioi iioo iitt inbd inbo ind- indi indo indu inid init inni inno innu ino- inoi inon inot inou intd inti intn into intu inui inun iobi iod- iodd iodo ioii ioio ioit ioni ionn iono iooi iooo ioto ioun itdo itin itno itoi iton itoo itou itto iuiu iuno n-ii nbbo nbti nddb nddo ndnt ndut nibi nibo nidd nidi nido niit niiu nind nini nino nion nioo niou nitb niti nito nndb nnit nnnn nnot nntn nobi nobo nobu nodi nodo nodu noib noid noin noio noit non- noni nonn nono nont nonu noo- noob noon nooo noot not- noti noto nott noun nout ntnd ntnu ntto ntui nubi nudd nudi nudo nuin nuit nunn nuno nunt nuon nutt nutu obbo obdt obid obin obit oboi obon obot obtd odbo oddd oddi odin odio odiu odnb odon odoo odot odou odtu oido oiii oint oion oiti ondi ondo onit onni onno onod onon ont- onti onto onut oobi oodi ooid oont oooo ootb otbd otin otit oto- oton otoo otti otto ottu ouii ouin ouit oun- ound out- outb outi outo ouu- tbit tddb tibi tibu tidd tiit tiiu tind tini tinn tino tint tinu tion tiou titi tito titt titu tndd tnut tobi tobo tobt tobu todd todi todo todt todu toid toit tonb toni tonn tono tonu tood toon toot totd toti toto tott toui toun tout ttbb tton tttt tubb tubo tubu tudi tudu tuin tuit tuiu tunb tund tuni tunn tuno tunu tuti tuto tutt tutu tuuo ubbi ubbo ubid ubii ubit ubod ubon ubud uddi udid udin udon udoo udot udun uint unbd undi undo uni- unii unin unio unit unni unno unon untb unto unut utid utin utti utto uttu uuni uuno uuuu