Perhaps you should try some spelling variations:
vulgariae » bulgariae, vulgarise, bulgaricae
bulgarie » bulgarien, bulgarian, vulgaris
bulgarians » bulgarian, bulgariens, bulgarien
vulgaridad » vulgarized
bulgarisch » bulgarische, bulgarischen
bulger » bulge, 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: ((vulgariae OR ((bulgarie OR bulgarians) OR ((bulgaria OR vulgaridad) OR bulgarisch))) OR (vulgar OR bulger)).
• Adding a wildcard symbol may retrieve word variants: ((vulgariae or ((bulgarie or bulgarians) or ((bulgaria or vulgaridad) or bulgarisch))) or (vulgar or bulger))*.