Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, vulgaridad, vulgarisn, vulgarin
vulgaria » bulgaria, vulgaris, vulgari
bulgar » bulgare, vulgar, bulgaria
bulgarie » bulgareie, vulgarie, bulgariaie, bulgarien, bulgaria, bulgarian
vulgarise » vulgarisee, vulgarises, vulgaris
bulger » bulge, bulges
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 vulgaria) OR (((bulgar OR (bulgarie OR vulgarise)) OR bulger) OR burgere)).
• Adding a wildcard symbol may retrieve word variants: ((vulgarian or vulgaria) or (((bulgar or (bulgarie or vulgarise)) or bulger) or burgere))*.