Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, hungarian
vulgaridad » vulgarized
bulgarieia » bulgariia, bulgarien, bulgarie
vulgare » vulgar, vulgaris, vulgarly
bulger » bulges

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 vulgaridad) OR bulgarieia) OR (((bulgaria OR vulgare) OR bulge) OR bulger)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((vulgarian OR vulgaridad) or bulgarieia) or (((bulgaria or vulgare) or bulge) or bulger))".
• Adding a wildcard symbol may retrieve word variants: (((vulgarian OR vulgaridad) or bulgarieia) or (((bulgaria or vulgare) or bulge) or bulger))*.