bbbee be-er be-ro beber beebe beez beher berbe bereh berhe berob beroe beror berre berze berzo bezer bheer bhore bo-bo bo-ho bobr bobre boero bohor booer boore booze borbo boree borer boro- boroo borre borro bozer bozoo breer breo- brere breze brobo broer broze brrrr ebber eeeee eorre erbbe erber erere eroor erore error ezbob h-e-b he-he he-ro hebbe hebe- heber heere heeze heore herez heroe herre herro hezbo hhhhh ho-ho ho-oh hoboe hobor hobro hohoe hooer hoore hooze horeb horhe horre horro horze hrere o-r-b obhor oboro obreb obrez obzor oh-oh ohrob oo-er ooher ooooh ooooo oreo- orere orero orobe orobo oroer ozero ozoro rebbe reber reere reerh reeze reher rehoe rere- reree rerez rerob rezzo rheo- rhoeo ro-ro robbe robbo rober robo- robor roero rohob rooer roore rorer zboze zebre zeebo zeero zeher zerbe zerbo zeror zerre zober zohor zorbo zorro zzzzz