bbbb bbin bhit bhoi bhot bibb bibi bibo bihi biin bin- binh bini binn bino bint bio- bioi bion biot bith bito bitt bnib bnin bobb bobi bobo bohn boho boht boi- boii boin boit boni bonn bono bont boob booh boon boot botb both boti botn boto bott btob bttb h-ii hbio hbit hhhh hibi hibt hihi hiho hiht hiit hinn hino hint hiob hiti hito hitt hnoi hntb hobo hohn hoho hoit honi hono hont hoon hoot hotb hoth hoti hoto hott htoh i-no ibon ibot ibtb ihit ihob iiht iiii iiio iiit iino iioi iioo iitt inbo init inni inno ino- inoi inon inot inti intn into iobi ioii ioio ioit ioni ionn iono iooi iooo ioto itin itno itoh itoi iton itoo itto n-ii nbbo nbti nhnn nhon nibi nibo niht niit ninh nini nino nioh nion nioo nitb nith niti nito nnit nnnn nnot nntn nobi nobo nohn noho noht noib noin noio noit non- noni nonn nono nont noo- noob noon nooo noot not- noth noti noto nott nthn ntht ntto obbo obin obit oboi obon obot ohhi ohho ohio ohno ohob ohoh ohto oiii oint oion oiti onit onni onno onon ont- onti onto oobi ooho oont oooh oooo ootb otho otin otit oto- otoh oton otoo otti otto tbit thi- thin thio thnt thon thoo thot thtb tibi tiht tiit tini tinn tino tint tion tith titi tito titt tobi tobo tobt tohi toho toit tonb tonh toni tonn tono tooh toon toot toth toti toto tott ttbb tton tttt