Perhaps you should try some spelling variations:
vulgarian » bulgarian, bulgarians, vulgaridad
bulgariia » bulgaria, bulgarica, bulgarian, bulgareiia, vulgariia, bulgariaiia
bulgaricae » bulgarica, bulgarische, bulgaria, bulgareicae, vulgaricae, bulgariaicae
bulgar » bulgare, vulgar, bulgaria
vulgarly » vulgar
vulgaris » bulgaria, vulgar
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 (bulgariia OR bulgaricae)) OR (((bulgar OR (vulgarly OR vulgaris)) OR bulge) OR bulger)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vulgarian or (bulgariia OR bulgaricae)) or (((bulgar or (vulgarly or vulgaris)) or bulge) or bulger))".
• Adding a wildcard symbol may retrieve word variants: ((vulgarian or (bulgariia OR bulgaricae)) or (((bulgar or (vulgarly or vulgaris)) or bulge) or bulger))*.