bbbb bbin bblb bibb bibi bibl bibo biin bili bill bilo bilu bimo bin- bini binn bino binu bio- bioi biol bion biou birb biri birl birn biro birr biru blim blin blio blir blni blno blob blom blon bloo blou blub blum blur bmir bmmi bnib bnim bnin bnml bnor bnrr bobb bobi bobo bobu boi- boii boil boim boin boiu boli boll bolm boln bolo bolu bomb bomi bomu boni bonn bono bonu boob bool boom boon boor bor- bori borm born boro borr boru boul boum boun bour bril brim brin brio brno brob brol brom bron broo bror brou brrm brrr brum brun bubb bubi bubo bubu buin buir buiu bulb buli bull bulu bum- bumb bunb buni bunn buno bunu buol buon bur- burb buri burl burm burn buro burr buru i-no ibbm ibim ibml ibon ibri ibro iiii iiio iinm iino iioi iioo iium ilbm ilin ilio ilir ill- illi illo ilmo ilmr ilni ilno iloo ilrm ilum imbi imin imir imli immi immo imno imon imou imri imro imrr imun inbo inni inno innr innu ino- inoi inol inon inor inou inri inro inui inul inun iobi ioii ioio iolo iomo ioni ionn iono iooi iooo iori ioun irbm iri- iril irin irio irlb irmo irob iron irri irul irun iuiu iuno lblr libo libr libu liii liin liir lilb lili lill lilo lilu limb limi liml limm limn limo limu linn lino lio- liom lion lior liri lirl lirn liro lirr liru liun llll lloo lmbo lmii lmln lmmr lmno lob- lobb lobi lobo loin loir loiu loli loll lolo lomb lomi lomm lomo lomu loni lono lonr loob lool loom loon loor lori lorn loro loui loul loum loun lour louu lroi lron lrrr luin luli lull lulu lumb lumi lumo luni lunn luno luri mbim mbio mbou miii miin miio mili mill miln milo milr milu mim- mimi mimo mini minn mino minu mio- miol mion miri mirl miro mirr miru miui mlii mlin mlnr mmii mmli mmmm mmor mmun mnbb mnin mobb mobi mobo moii moil moin moio moir moli moll moln molo molr momi momo momu mon- moni monn mono monu moob mool moon moor morb mori morl morn moro moru moul moun mour mrbb mrbm mrln mrml mron mubi mubo muil muin muir muli mull mulm mulo mulu mumm mumo mumu muni munn muno munu muon muri murl murn muro murr muru n-ii nbbo nibi nibm nibo niir niiu nili nill nilo nilu nimb nimi nimo nimr nimu nini ninl nino nion nioo niou niro niru niur nlrb nmml nmon nmri nnnn nobi nobm nobo nobu noib noil noin noio noir noli noll nolo nom- nomi nomo nomu non- noni nonn nono nonu noo- noob nool noon nooo noor nor- norb nori norm norn noro norr noul noun nour nrlb nrml nron nrrl nubi nubl nuim nuin nuli null numb numi numm numu nunn nuno nuon nuri nurl nurn nurr nuru obbo obin oblu oboi obol obon obor obri obro oiii oimb oion oium olbo olib olim olin olio olli ollo olmi olmo olom olon olor olur ombo ombu omim omin omio omn- omni omo- omoi omon omoo omor omri omro omul omuo onil onir onni onno onon onor onur oobi oolo oooo orbb orbi orbo orbu ori- oril orin orio orlo orlu ormn ormo orni orno oro- orom oron oror orri orro orub orum ouii ouin ouir oulu oumi oun- our- ourn ouro ouu- rbbb rbbr rib- ribo ribu riin rill rilo rilu rimi rimm rimo rimu rinn rino riol riom rion riou riri rlin rlml rmll rmon rnbr rnin rnli rob- robb robi robo robu roil roin roio roir roiu roll rolm rolo romb romi romm romo roni rono roob rooi rool room roon roor rori roro roru roub roul roum roun rrrr rrum rrun rubb rubi rubu ruin rull rulo rumb rumi ruml rumm rumo runi runn runo ruri ruro ruru ruun ubbi ubbo ubii ubir ubli ublo ubon uiml uirr ulim ulli ullo ullr ulmi ulmo ulmu ulno ulo- ulul ulum umb- umbi umbo ummo umno umol umor umri uni- unii unin unio unir unmr unni unno unon unro unum uoml uomo uor- urbi urib urim urin uriu urmi urni uro- urol urom uroo urri urum urun urur uulu uuni uuno uuri uuuu