bbbee bebel beebe beele beete beeut belee belep belet bellb belle belue belut beppe beppu betee betel betle bett- bette betul beule beute bleep bleet blete bleue bluet bubbe buble buell bulb- bull- bulle bulul bulut butle butte butut ebbet ebble ebell eblul ebull eeeee eepee eleet elele eleut ellel ellet ellul elpee elulu elute epptb etete ettel ettle euell lebel lebet leell lelep leleu lelle lepel lepet leppe lept- letbe lette letup leupp lubbe luble lulle lulte lulul luppe lupul lute- lutte peebu peele peell peete pelee pelet pelle pepee pepel peple peppe pept- pepup petbe pette peule plebe pleep pleet plete pleut plupp plut- plute puble puett pull- pulle pullu pulut pupet puple puppe putt- putte puttu putup tbtbt tbutt tebet teele teell teepe teeup tele- telep teleu tell- telle tepee tepet tepeu teppu tetel tetle tette tlell tlett ttttt tubul tuell tuelt tulet tulle tupee tuple tutee tutel tutle tutte ubble ullet ululu upeet upput utube uuuuu