bbbb bbin bibb bibi bibo biin bimo bin- bini binn bino bint bio- bioi bion biot bito bitt bivi bmmi bnib bnim bnin bntm bobb bobi bobo boi- boii boim boin boit bomb bomi bomt boni bonn bono bont boob boom boon boot botb boti botn boto bott bovi bovo btob bttb btvi i-no ibbm ibim ibon ibot ibtb iiii iiio iiit iinm iino iioi iioo iitm iitt imbi imin imit immi immo immt imno imon imto imvt inbo init inni inno ino- inoi inon inot inti intn into invt iobi ioii ioio ioit iomo ioni ionn iono iooi iooo ioto itim itin itmo itno itoi iton itoo itto ivbv ivim ivin ivon mbim mbio miii miin miio miit mim- mimi mimo mini minn mino mint mio- mion mit- mitb miti mitm mito mitt mitv mmii mmiv mmmm mmvi mnbb mnin mntb mntn mntv mobb mobi mobo moii moin moio moit momi momo mon- moni monn mono mont moob moon moot moov motb moti motm moto mott movt mtbo mtnt mtom mvii n-ii n-tv nbbo nbti nibi nibm nibo niit nimb nimi nimo nimt nini nino nion nioo nitb niti nito nivo nmit nmnt nmon nmtb nmtv nnit nnmt nnnn nnot nntn nnvt nobi nobm nobo noib noin noio noit nom- nomi nomo non- noni nonn nono nont noo- noob noon nooo noot noov not- noti noto nott notv nov- novi novo nttm ntto nttv nvtv obbo obin obit oboi obon obot obvi oiii oimb oint oion oiti ombo omim omin omio omit omn- omni omo- omoi omon omoo omov onit onni onno onon ont- onti onto ontv oobi oont oooo ootb otin otit oto- oton otoo otov otti otto ovi- ovni ovo- ovon ovoo ovot t-mo tbit tbvi tibi tiit timi timm timn timo tini tinn tino tint tion titi tito titt tivi tivo tmnt tmtt tobi tobo tobt toit tomb tomi tomm tomo tomt tonb toni tonn tono toom toon toot toti totm toto tott tovo ttbb ttim tton tttt tvbn tvmt tvnb tvni tvon tvtv viii vimi vini vino vint vion viti vito vitt vivi vivo vmnm vnto voin voio voit vomi voni vonn vont voom voot voto vt-i vvob vvvv