Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, vulgaridad
bulgaria » bulgareia, vulgaria, bulgeria
bulgar » bulgare, vulgar, bulger
bulgarie » bulgareie, vulgarie, bulgerie, bulgarien, bulgarian, vulgaris
vulgarise » vulgarisee, vulgarises, vulgaris
burgere » burger, burgerl, burgerij

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((vulgarian OR bulgaria) OR (((bulgar OR (bulgarie OR vulgarise)) OR bulge) OR burgere)).
• Adding a wildcard symbol may retrieve word variants: ((vulgarian or bulgaria) or (((bulgar or (bulgarie or vulgarise)) or bulge) or burgere))*.