bbbee be-er be-ro beber beebe beez bembe bembo bemer berbe berme bermo berob beroe berom beror berre berze berzo bezer bo-bo bobr bobre boeme boero bombe bombo bomer bomme booer boomb boore booze borbo boree borer bormo boro- borom boroo borre borro bozer bozoo breem breer breme bremm bremo breo- brere breze brmmm brobo broer brom- brome bromo broom broze brrrr ebber eeeee embee ember embro emeer emere emmer emore eomer eorre erbbe erber erem- eremo erere erome eroom eroor erore error ezbob mbebe mbere mboro mebbe meebo meere membe memer memor merer merez mero- meroe merom meroo meror meroz merre mezez mezre mezze mezzo mmmmm mobee mobme mobor mobro moeer moeme moere moero moeze mombo momme momoe mooer moore mooro morbo moree morem morer morez mormo moror moroz morre morro morze mozer mozez mozzo mrmom mrorr o-r-b oboro obreb obrez obrom obzor oerme ombe- omber ombre omemo omero omore omoro oo-er ooooo orbom oreo- orere orero ormer ormoz orobe orobo oroer orome oromo ozero ozoro ozrem rebbe reber reeme reemo reere reeze remee remer remor reome rere- reree rerez rerob rezzo ro-ro robbe robbo rober robo- robor roero rombe romeo romer romme rooer roome roore rorem rorer zboze zebre zeebo zeero zemer zerbe zerbo zeror zerre zober zombe zombo zomer zoome zorbo zorro zzoom zzzzz