bbbb bbeb bblb bebb bebe bebi bebo beeb beef beel befe beff befo beil bele beli bell belo belu beo- beof bffl bibb bibe bibi bibl bibo bieb bief biel bieu biff bifi bile bili bill bilo bilu bio- bioi biol biou bleb blee blei bleo bleu blio blob bloo blou blub blue bluf bobb bobe bobi bobo bobu boee boef boel boeo bofe boff bofu boi- boie boii boil boiu bole boli boll bolo bolu boob booe boof bool boue bouf boul bubb bube bubi bubo bubu buel bueu bufe buff bufo buie buif buiu bulb bule buli bull bulu buol ebbo ebel ebli eboe ebol eboo ebul eeee eefe eefl eele efeo effi efil eiei eile eiou el-b elbe elbi elbo elbu elee elef eleo elfe elfi elie elif elil elio elle elli ello ellu eloi elue elui elul eole eoli eolo eubi eufi eule euoi fble febo feeb feel fefe feff fefi fefo feie feil feio fele felf feli fell felo feof ffee ffff ffii fibe fief fiel fife fiff fifi fifo fiii fiil file fili fill filo fioe flee flii flob floe floo flou flub flue fluf fluo fofo foie foil fole foli foll folo foof fool foul fubb fubu fuel fuff fufu fuil fule fuli full fulu i-be ibfi ibie ible ieie ieio iele ifbb ifel ifil iiie iiii iiio iioi iioo ile- ileo ilie ilio ill- ille illi illo iloo iobi ioee ioel ioii ioio iole iolo ioof iooi iooo iuef iuel iuiu le-u lebo lebu leef leel lefe leff leib leie leif leil leio lele leli lell lelo lelu leof leoi leou libe libo libu lieb lief liel lieu life liff lifl lifo liii lilb lile lili lill lilo lilu lio- liue liuf llef lleu llll lloo lob- lobb lobe lobi lobo loeb loei loeu lofe loff lofi loif loiu lole loli loll lolo loob looe loof lool loue loui loul louu lube luef lufe luff lufu luif lule luli lull lulu o-eo obbo obel obie oble oblu oboe oboi obol oeil oele oeuf off- offe offo offu oiii olbo ole- olef olei oleo olfe olib olie olio olle olli ollo olof oobe oobi ooff oolo oooo oufe ouff ouie ouii oule oulu ouu- u-ie ubbe ubbi ubbo ubii uble ubli ublo uele ueli uell ufel uffe uile uleb ulee uleo ulfe ulie ulle ulli ullo ulo- ulul uofl uofo uulu uuuu