bbbb bblb bboy bbyo bibb bibi bibl bibo bili bill bilo bilu bily bimo bio- bioi biol biou bivi bivl bivy blim blio blob blom bloo blou bloy blub blum bly- blym bmmi bobb bobi bobo bobu boby boi- boii boil boim boiu boli boll bolm bolo bolu boly bomb bomi bomu bomy boob bool boom boul boum bouy bovi bovo bovy boyi boyl boyo bubb bubi bubo bubu buiu bulb buli bull bulu bum- bumb buol buoy buyi buyl buyo buyu byil byob byoi byol byul i-by ibbm ibim ibly ibml ibuy ibyi iiii iiio iioi iioo iium ilbm ilio ill- illi illo illy ilmo iloo ilum iluv iluy ilym imbi imli immi immo immy imou imvu iobi ioby ioii ioio iolo iomo iooi iooo iuiu ivbv ivim ivyl libo libu liii liiv lilb lili lill lilo lilu lily limb limi liml limm limo limu limy lio- liom livi livo livy liyl liyu llll lloo llvm lmbo lmii lo-v lob- lobb lobi lobo loby loiu loli loll lolo loly lomb lomi lomm lomo lomu lomy loob lool loom loui loul loum louu lovo lovy luby luli lull lulu lumb lumi lumo luyi lvii lviv lvov lyly lymb lymm lyo- lyv- mbim mbio mbou miii miio mili mill milo milu mily mim- mimi mimo mimy mio- miol miui miyu mlii mliv mlvi mlvm mlym mmii mmiv mmli mmlv mmmm mmvi mmyy mobb mobi mobo moby moii moil moio moli moll molo moly momi momo momu momy moob mool moov moul mouy moyl moyo moyu mubi mubo muil muli mull mulm mulo mulu muly mumm mumo mumu mumy mvii mybb mybi myi- myl- myli myll mylo mymy myo- myob myvu obbo obby oblu oboi obol oboy obvi oiii oily oimb oium oiyl olbo olby olib olim olio olli ollo olly olmi olmo olom olov olvi ombo ombu omim omio omo- omoi omoo omov omul omuo oobi ooby oolo oooo ouii oulu oumi ouu- ovi- ovil ovo- ovol ovoo ovum oyly oyou ubbi ubbo ubii ubli ublo ubly uiml ulim ulli ullo ully ulmi ulmo ulmu ulo- ulul ulum ulvi umb- umbi umbo ummo umol uoml uomo uovo uulu uuuu uv-b uvvu vbyv viby viii vili vill vilm vilu vily vimi vimy viol vivi vivo vivy vlim vlli voil voio voli voll volm volo voly vomi vool voom voul voyi vull vvob vvvv yili yill yivo ylli yobi yobo yoli yoll yolo yoly yomi yomo yool youb youi youl yoyo yubu yuli yulo yulu yumi yuyu yvyl yyyy