Perhaps you should try some spelling variations:
2f emperor » i emperor, 5 emperor, 7 emperor
vi emperor » i emperor, iii emperor
ii emperor » i emperor
24 1768 » 24 1765
25 i » 25 _, 25 a, 5 i

Try widening your search to All Fields.

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: %22napoleon %((25 i) OR (2 i)) %((((2f emperor) OR (((vi emperor) OR (ii emperor))))) OR (_ emperor)) of the french %24 1768-1821%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22napoleon %((25 i) or (2 i)) %((((2f emperor) or (((vi emperor) OR (ii emperor))))) or (_ emperor)) of the french %24 1768-1821%22".
• Adding a wildcard symbol may retrieve word variants: %22napoleon %((25 i) or (2 i)) %((((2f emperor) or (((vi emperor) OR (ii emperor))))) or (_ emperor)) of the french %24 1768-1821%22*.