b-e-d bbbee bebdo bebed bebel beblo bebod bedde bedee bedel bedle bedub bedue beebe beede beeld beele belbo belde beled belee bellb belle bello belue beode beule bledd blede bleed bleue blood bloue blude blued bo-bo boble bodd- boded bodel bodle bodoe boedo boeol bolbe boldo boldu boled bolel boleo boll- bolle bollo bollu boode booed boold boole boudu boued bouee bouel boul- bould boule boulo bubbe buble budde buddu budel buell bulb- bulde bull- bulle bulou bulul ddddd ddebo debed debel deble dedde dedee dedlu deede deele deled delee deleo deleu delle dello deloo deool deuel deule do-do do-ol dobee dobel doble dodol dodoo doele doled dolee dolle dollo dollu doodo doole doude douel doull dub-l dubbo dubee duble dubul duddo duded dudle dudou duele duell duelo dulle dullu duloe e-dee ebbed ebble ebell ebelo eblul eboue ebull eddoe edell edeo- edolo edule eeeee eelde eeled elded eldee eldol elele eleo- ellel elloe ellul eloee elole elubo elude elulu euell lebed lebel ledee ledol leede leell leleu lelle leude lledo lobbe lobbo lobed loble lobo- lodde loddo loded loled lollo lolol loobu loode looed loude loule lubbe lubed luble ludde luddu luebo lulle lulul obele obodo obole obolo oboue obudu odebo odell odelo odolo odoul odudu oelde oleo- olleo oodle ooooo ouedo ouled oullo u-dub ubble ubobo uddel udell udol udoll ululu uouee uuuuu