Perhaps you should try some spelling variations:
vulgariae » vulgarise, bulgaricae, vulgaridad, bulgariae, vulgarie
vulgarische » bulgarische, bulgarischen, bulgarischer
bulgariens » bulgarien, bulgarian, bulgarie, vulgariens, bulgeriens, bulgariaiens
vulgaria » bulgaria, vulgaris, vulgari
bulgar » vulgar, bulger, bulgaria
bulgare » vulgare, bulgere, bulgariae, bulgarie, bulgarien
bulgariae » vulgariae, bulgeriae, bulgariaiae, bulgaricae, bulgaria, bulgarian

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: ((vulgariae OR (vulgarische OR (bulgariens OR vulgaria))) OR ((bulgar OR (bulgare OR bulgariae)) OR bulge)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vulgariae or (vulgarische or (bulgariens or vulgaria))) or ((bulgar or (bulgare OR bulgariae)) or bulge))".
• Adding a wildcard symbol may retrieve word variants: ((vulgariae or (vulgarische or (bulgariens or vulgaria))) or ((bulgar or (bulgare OR bulgariae)) or bulge))*.