bbbb bbci bbeb bblb bcbc bccc bcci bccl bcec bcie bcuc bebb bebe bebi bebo beci becu beeb beel beic beil bele beli bell belo belu beo- bibb bibe bibi bibl bibo bicc bice bici bico bieb biel bieu bile bili bill bilo bilu bio- bioc bioi biol biou blcu bleb blee blei bleo bleu blic blio blob bloc bloo blou blub blue bobb bobe bobi bobo bobu boce boco bocu boec boee boel boeo boi- boie boii boil boiu bole boli boll bolo bolu boob booc booe bool boue boul bubb bube bubi bubo bubu bucc buce buci buco bucu buel bueu buic buie buiu bulb bule buli bull bulu buol c-bo cbbc cbcc cbce cbcl cbcu cbec cbee cblb cblc cbol ccbc cccb cccc ccci cccl cccu ccee ccel ccic ccii ccil cclc ccli ccob ccoc ccuc cebu cec- cece ceci ceco ceeb ceec ceel ceil cel- celc cele celi cell celo ceol ceou ceui cibc cibe cibi cibo cicc cici cico cicu ciee ciel ciii cili cill cilo ciob ciuc clec clee clei cleo cleu clib clic clii clio clob cloe cloo clou club clue cobb cobe cobi cobo cobu coce coco cocu coel coil col- colb cole coli coll colo colu coob cool coub coue coul cub- cubb cube cubi cucc cuce cuci cui- cuil culb culc cule cull culo e-cl ebbc ebbo ebcc ebel ebic ebli eboe ebol eboo ebul ecbc ecbe eccb eccc ecce ecci eccl ecco ecib ecil eco- ecol ecou eeee eele eeoc eico eiec eiei eile eiou el-b elbe elbi elbo elbu elcb elce elco elec elee eleo elic elie elil elio elle elli ello ellu eloi elue elui elul eole eoli eolo eubc eubi eule euoi i-be ibec ibie ible icbc iccb iccc icci iccl icco iccu icec icee icel icle icll icoc icub icue iecc ieie ieio iele iiie iiii iiio iioi iioo iiuc ilbc ilce ile- ilec ileo ilic ilie ilio ill- ille illi illo iloc iloo iobi ioci ioee ioel ioii ioio iole iolo iooi iooo iucc iuce iuel iuiu lbcc lcbc lccc lcce le-u lebo lebu lece leco leel leib leic leie leil leio lele leli lell lelo lelu leoc leoi leou leuc libc libe libo libu lice lico lieb liel lieu liii lilb lile lili lill lilo lilu lio- liue llcc lleu lllc llll lloc lloo lob- lobb lobe lobi lobo locc loce loci loco locu loeb loei loeu loic loiu lole loli loll lolo loob looc looe lool loue loui loul louu lube luce luci lule luli lull lulu o-eo obbo obec obel obie oble oblu oboe oboi obol ocbc occc occi oce ocee oclc ocul oec- oecc oeec oeil oele oici oiii olbo olcc ole- olei oleo olib olic olie olio olle olli ollo oobe oobi oolo oooo oucc ouie ouii oule oulu ouu- u-ie ubbe ubbi ubbo ubic ubii uble ubli ublo uboc ucbc ucci ucel ucil ucio uele ueli uell uile ulbc ulcc ulco uleb ulee uleo ulic ulie ulle ulli ullo ulo- uloc ulul uocc uolc uulu uuoc uuuu