bbbb bbfn bbin bibb bibi bibo biff bifi biin bimo bin- bini binn bino bio- bioi bion bmmi bnib bnim bnin bobb bobi bobo boff boi- boii boim boin bomb bomi boni bonn bono boob boof boom boon fbom ffff ffii fiff fifi fifm fifo fiii fimo fini finn fino fion fmno fofo foin fomo fono foof foom foon i-no ibbm ibfi ibim ibon ifbb ifim ifni ifno iiii iiio iinm iino iioi iioo imbi imfi imin immi immo imno imof imon inbo infi info inni inno ino- inoi inon iobi ioii ioio iomo ioni ionn iono ioof iooi iooo mbim mbio mfbm miff mifi miii miin miio mim- mimi mimo mini minn mino mio- mion mmff mmii mmmm mnbb mnin mobb mobi mobo moff mofo moif moii moin moio momi momo mon- moni monn mono moob moon n-ii nbbo nfff nfib nfon nibi nibm nibo niff nimb nimi nimo nini nino nion nioo nmff nmon nnnn nobi nobm nobo nofi noib noif noin noio nom- nomi nomo non- noni nonn nono noo- noob noon nooo obbo obin oboi obon off- offo ofno oiii oimb oion ombo omim omin omio omn- omni omo- omoi omon omoo onni onno onon oobi ooff oooo