bbbb bbin bboy bbyo bibb bibi bibo biin bimo bin- bini binn bino biny bio- bioi bion bmmi bnib bnim bnin bobb bobi bobo boby boi- boii boim boin bomb bomi bomy boni bonn bono bony boob boom boon boyi boyn boyo byno byob byoi byon i-by i-no ibbm ibim ibon ibyi iiii iiio iinm iino iioi iioo imbi imin immi immo immy imno imon inbo inby inmy inni inno inny ino- inoi inon inyo iobi ioby ioii ioio iomo ioni ionn iono iooi iooo mbim mbio miii miin miio mim- mimi mimo mimy mini minn mino miny mio- mion mmii mmmm mmyy mnbb mnin mobb mobi mobo moby moii moin moio momi momo momy mon- moni monn mono mony moob moon moyn moyo mybb mybi myi- mymy myo- myob myon n-ii nbbo nboy nibi nibm nibo nimb nimi nimo nimy nini nino nion nioo niyi nmon nnnn nobi nobm nobo noib noin noio nom- nomi nomo nomy non- noni nonn nono noo- noob noon nooo noyo nyim nyny nyom nyon obbo obby obin oboi obon oboy oiii oimb oion ombo omim omin omio omn- omni omo- omoi omon omoo onby onmy onni onno onon onoy onym oobi ooby oooo oyon ynon yobi yobo yomi yomo yoni yono yoon yoyn yoyo yyyy