b-e-d bbbee bebdo bebed bebel beblo bebod bedde bedee bedel bedle bedof bedub bedue beebe beede beeld beele beffe befoe befol belbo belde beled belee belef bellb belle bello belue beode beofe beoff beule bledd blede bleed bleue bloef blood bloue blude blued bluff bo-bo boble bodd- boded bodel bodle bodoe boedo boeol boeuf boffo bolbe boldf 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 buffe buffo bufle bulb- bulde bull- bulle bulou bulul ddddd ddebo debed debel deble dedde dedee dedlu deede deefe deeff deele defed defeo deffe deffo defoe 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 doufe doufu 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 eefde eelde eeled effed elded eldee eldol elele eleo- elfed ellel elloe ellul eloee eloff elole elubo elude elulu euell eufod febel feble fedde fedee feeld feele felde felle feode feoff feole feood feued feule ffold flede fleed flodd flode flood floud fludd flued fluff fluo- folle follo foodb foole foude fouee fouel fould foule fu-fu fudde fuddu fulbe fulde fulle fullf fullo fuudo lebed lebel ledee ledol leede leell leeof lefeu leffe lefou leful leleu lelle leude lledo lobbe lobbo lobed loble lobo- lodde loddo loded loffe lofou 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 odulf oelde offed offof ofold oleo- olleo oodle ooooo ouedo ouled oullo u-dub ubble ubobo uddel udell udol udoll uelfe ufofu ululu uouee uuuuu