-ing bbbb bbfn bbin bbng bfgf bgon bgun bibb bibi bibo biff bifi bigb bigg bign bigo bigu biin bin- bing bini binn bino binu bio- biog bioi bion biou bnib bnin bobb bobi bobo bobu boff bofu bogg bogi bogo boi- boii boin boiu bong boni bonn bono bonu boob boof boog boon bouf boun bubb bubi bubo bubu buff bufo bugg bugi bugo buif buin buiu bunb bung buni bunn buno bunu buon ffff ffii ffun fiff fifi fifo figg figo fiii fing fini finn fino fion fnuf fofo fogg fogi fogn fogo foin fong fono foof foon foug foun fubb fubu fuff fufu fugi fugo fugu fuig funf fung gbbo gbon ggfg gggg gibb giff gifu gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion gnib gnin gnof gnoo gobi gobo goff gofu gogi gogo goif goin gon- gong goni gonn gono gonu goof goog gooi goon gou- gouf goug goun gubb gubi gubu guff gugb gugg gugi gugu guib guin gung gunn i-go i-no ibfi ibon ifbb ifni ifno igbo igni igno ignu igon igoo iiii iiio iino iioi iioo inbo infi info ingo inig inni inno innu ino- inoi inon inou inui inun iobi ioii ioio ioni ionn iono ioof iooi iooo ioug ioun iuiu iuno n-ii nbbo nbuf nfff nfib nfon ngio ngon ngou nguu nibi nibo niff nigg nigo niiu ning nini nino niog nion nioo niou nngn nnnn nobi nobo nobu nofi nogg nogo noib noif noin noio non- nong noni nonn nono nonu noo- noob noon nooo noun nubi nuff nuin nung nunn nuno nuon obbo obin oboi obon off- offo offu ofgo ofno ogb oggi ogin ogni ogog ogoi ogon ogou ogui ogun oigo oiii oion ongi ongo ongu onni onno onon oobi ooff oooo ouff ouii ouin oun- oung ouu- ubbi ubbo ubii ubon uggo ugni uguu ungo ungu uni- unif unii unin unio unni unno unon uofg uofo uuni uuno uuuu