bbbee bebel beblo beebe beele behle behue belbo belee bellb belle bello belue beule bheel bhele bhole bholu bhool bleue bloue bo-bo bo-ho boble boeol bohle bohol bolbe bolel boleo bolho boll- bolle bollo bollu boole bouee bouel boul- boule boulo bubbe buble buell buhle bulb- bull- bulle bulou bulul buoho ebble ebell ebelo eblul eboue ebull eeeee elele eleo- ellel elloe ellul eloee elole elubo elulu euell euhel h-e-b he-he hebbe hebe- hebel heble heele helbo helle hello helo- helou helue heole heule hhhhh hhole ho-ho ho-oh hoble hoboe hobol hobub hoele hohoe hohol holle hollo holo- holou holub holul hoole houle hubbe hubel huhuh huleh hulle hullo huolu lebel leell lehel leheo leleu lelle lobbe lobbo loble lobo- lohho lollo lolol loobu loule lubbe luble luebo luleh lulle lulul luohe obele obole obolo oboue oh-oh ohelo oleo- olleo ooooh ooooo oullo ubble ubobo uh-ee uh-oh uh-uh uhhoh uhhuh ululu uouee uuuuu