bbbb bbin bibb bibi bibo biin bimo bin- bini binn bino binu bio- bioi bion biou bivi bmmi bnib bnim bnin bobb bobi bobo bobu boi- boii boim boin boiu bomb bomi bomu boni bonn bono bonu boob boom boon boum boun bovi bovo bubb bubi bubo bubu buin buiu bum- bumb bunb buni bunn buno bunu buon i-no ibbm ibim ibon iiii iiio iinm iino iioi iioo iium imbi imin immi immo imno imon imou imun imvu inbo inni inno innu ino- inoi inon inou inui inun iobi ioii ioio iomo ioni ionn iono iooi iooo ioun iuiu iuno ivbv ivim ivin ivon mbim mbio mbou miii miin miio mim- mimi mimo mini minn mino minu mio- mion miui mmii mmiv mmmm mmun mmvi mnbb mnin mobb mobi mobo moii moin moio momi momo momu mon- moni monn mono monu moob moon moov moun mubi mubo muin mumm mumo mumu muni munn muno munu muon mvii n-ii nbbo nibi nibm nibo niiu nimb nimi nimo nimu nini nino nion nioo niou nivo nmon nnnn nobi nobm nobo nobu noib noin noio nom- nomi nomo nomu non- noni nonn nono nonu noo- noob noon nooo noov noun nov- novi novo nubi nuim nuin numb numi numm numu nunn nuno nuon nuvo obbo obin oboi obon obvi oiii oimb oion oium ombo ombu omim omin omio omn- omni omo- omoi omon omoo omov omuo onni onno onon oobi oooo ouii ouin oumi oun- ouu- ovi- ovni ovo- ovon ovoo ovum ubbi ubbo ubii ubon umb- umbi umbo ummo umno uni- unii unin unio univ unni unno unon unov unum uomo uovo uuni uuno uuuu uv-b uvvu viii vimi vini vino vinu vion vivi vivo vmnm voin voio vomi voni vonn voom voun vuno vvob vvvv