Perhaps you should try some spelling variations:
bulgareiae » bulgariae, bulgaria, bulgarian, bulgareeiae, vulgareiae, bulgereiae
bulgar » bulgare, vulgar, bulger
bulgaricae » bulgareicae, vulgaricae, bulgericae, bulgarica, bulgarische, bulgaria
bulgere » bulgare, bulger, bilgere
bulgeriae » bulgariae, 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: (bulgareiae OR ((bulgar OR bulgere) OR (bulgeriae OR bulgaricae))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(bulgareiae or ((bulgar or bulgere) or (bulgeriae OR bulgaricae)))".
• Adding a wildcard symbol may retrieve word variants: (bulgareiae or ((bulgar or bulgere) or (bulgeriae OR bulgaricae)))*.