Perhaps you should try some spelling variations:
vulgariae » bulgariae, bulgaricae, vulgaridad, vulgarise, vulgarie
vulgarise » vulgarisee, vulgarises, vulgaris
bulgarica » bulgaria, bulgarisch, bulgarian, bulgareica, vulgarica, bulgariaica
vulgaria » bulgaria, vulgaris, vulgari
bulgar » bulgare, vulgar, bulgaria
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 vulgarise) OR (hungarian OR (bulgarica OR vulgaria))) OR (bulgar OR bulger)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((vulgariae OR vulgarise) or (hungarian or (bulgarica or vulgaria))) or (bulgar or bulger))".
• Adding a wildcard symbol may retrieve word variants: (((vulgariae OR vulgarise) or (hungarian or (bulgarica or vulgaria))) or (bulgar or bulger))*.