bbbb bbbq bbeb bbet bebb bebe bebo beeb beek beet beke beko beo- beok beot bete beto bett betu beuk bobb bobe bobo bobu boee boeo boet boke boko boku boob booe book boot boqe botb bote boto bott boue bouk bout bque btek btob btqk bttb bubb bube bubo bubq bubu bueu buke bukk buko buku but- bute buto butt ebbo eboe eboo eeee eeke eete eetu ekeb ekek eket eoto equ- eque equo etee etoe etok ette etto ettu kbbb kbbe kbbk kbbo kbbt kbbu kbeb kbee kbek kbeo kbet kbkb kbkk kbko kbob kboe kbok kboo kboq kbot kbqb kbtb kbte kbtk kbto kbtq kbtt kbub kbue kbuk kbut kbuu kebb kebe kebt kebu keek keet kekb keke keko keku keok keqb ket- kete ketk keto kett ketu kkbb kkbe kkbo kkbq kkbt kkeq kkkk kkob kkoo kkot kkqq kktk kktu kkut kkuu kobb kobe kobk kobo kobu kokb koke kokk koko koku koob kook kooo kooq koot koou kotb kote kotk koto kott kotu koub koue kout kouu kqbb kqbk kqbo kqbt kqbu kqeo kqeq kqet kqkk kqob kqqk kqqq kqte kque ktbb ktbq ktbt ktbu ktee ktek kteq ktkb ktke ktkk ktko ktkt ktku ktob ktoe ktok ktoo ktoq ktot ktqq kttk ktto kttt kttu ktub kubb kube kubo kubq kubu kuek kueu kuke kukk kuku kuok kuoo kuqo kuqq kute kuto kutq kutt kutu kuub kuuk kuuu o-eo obbo obet obkb oboe obok oboq obot oket okko okok okot okto oobe ooku oooo ootb oque otee oto- otoe otok otoo otte otto ottu out- outb oute outo outq ouu- q-be qobu qoob qqqq qube qubo quee quek quet quob quok quot qutb qute quu- tebo tebu teek teet teke teok tete teto tett tetu teuk teut tobe tobo tobt tobu toee toek toet toke toko toku took toot tote toto tott touk tout ttbb tteo ttoe tttt tubb tube tubo tubu tuet tuke tuko tute tuto tutt tutu tuuo ubbe ubbo ubek ubet ukek ukeu ukko ukok uoke utto uttu utuq uuuu