-ing bbbb bbfn bbin bbng bfgf bftt bgon bgun bibb bibi bibo biff bifi bigb bigg bign bigo bigt bigu biin bin- bing bini binn bino bint binu bio- biog bioi bion biot biou bito bitt bitu bnib bnin bobb bobi bobo bobu boff bofu bogg bogi bogo bogt boi- boii boin boit boiu bong boni bonn bono bont bonu boob boof boog boon boot botb boti botn boto bott bouf boun bout btob bttb bubb bubi bubo bubu buff bufo bugg bugi bugo buif buin buit buiu bunb bung buni bunn buno bunt bunu buon but- buti buto butt ffff ffii fftf ffun fiff fifi fifo fift figg figo fiii fing fini finn fino fint fion fiti fitt fntb fnuf fobt fofo fogg fogi fogn fogo foin fong fono font foof foon foot foti foto fott foug foun fout ftii ftub fubb fubu fuff fufu fugi fugo fugu fuig fuit funf fung funt futi futo futu gbbo gbon ggbt ggfg gggg gibb giff gift gifu gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion gito gnib gnin gnit gnof gnoo gnti gobi gobo goff gofu gogi gogo goif goin goit gon- gong goni gonn gono gonu goof goog gooi goon goot goti goto gott gou- gouf goug goun gout gtfo gubb gubi gubu guff gugb gugg gugi gugu guib guin gung gunn gunt guti guto gutt gutu i-go i-no ibfi ibon ibot ibtb ifbb ifit ifni ifno iftn ifto igbo igni igno ignu igon igoo igot iiii iiio iiit iino iioi iioo iitt inbo infi info ingo inig init inni inno innu ino- inoi inon inot inou intg inti intn into intu inui inun iobi iogt ioii ioio ioit ioni ionn iono ioof iooi iooo iotf ioto ioug ioun itgo itif itin itno itof itoi iton itoo itou ittf itto iuiu iuno n-ii nbbo nbti nbuf nfff nfib nfon nfto ngio ngon ngou ngtn nguu nibi nibo niff nift nigg nigo nigt niit niiu ning nini nino niog nion nioo niou nitb nitf niti nito nngn nnit nnnn nnot nntn nobi nobo nobu nofi nogg nogo nogt noib noif noin noio noit non- nong noni nonn nono nont nonu noo- noob noon nooo noot not- noti noto nott noun nout ntnu ntof ntto ntui nubi nuff nuin nuit nung nunn nuno nunt nuon nutt nutu obbo obin obit oboi obon obot off- offo offu ofgo ofit ofno ogb oggi ogin ogni ogog ogoi ogon ogou ogui ogun oigo oiii oint oion oiti ongi ongo ongu onit onni onno onon ont- onti onto onut oobi ooff oont oooo ootb otif otin otit oto- otof otog oton otoo otti otto ottu ouff ouii ouin ouit oun- oung out- outb outi outo ouu- tbit tbnf tfin tfot tgif tibi tibu tiff tifo tift tigi tiit tiiu ting tini tinn tino tint tinu tion tiou titi tito titt titu tnut tobi tobo tobt tobu toff tofi tofo toft tofu togo togt toit tonb tong toni tonn tono tonu toof toon toot toti toto tott toug toui toun tout ttbb ttff ttfn tton tttt tubb tubo tubu tuff tufi tufo tuft tufu tugg tugu tuig tuin tuit tuiu tunb tung tuni tunn tuno tunu tuti tuto tutt tutu tuuo ubbi ubbo ubii ubit ubon ubtf uggo uggt ugni uguu uint ungo ungu uni- unif unii unin unio unit unni unno unon untb unto unut uofg uofo utfo utin utti utto uttu utug uuni uuno uutf uuuu