Perhaps you should try some spelling variations:
bulgariae » bulgaricae, bulgarie, bulgarians
bulgarian » hungarian
bulgeriae » bulgaricae, bulgarie, bulweria, bulgeiae, bulgesiae
bulger » bulge, bulges
vulgare » vulgar, vulgaris, vulgarly

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