Perhaps you should try some spelling variations:
2f emperor » _ emperor, ii emperor, vi emperor
i emperor » _ emperor
1702 1766 » 1702 1714
12 1766 » 12 1761, 1720 1766
2 1769 » 12 1769, 24 1769, 27 1769
25 i » 25 _, 25 a, 2 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 %((2f emperor) OR (i emperor)) of the french %((2 1769) OR (((12 1766) OR (1702 1766))))-1821%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22napoleon %25 i %((2f emperor) or (i emperor)) of the french %((2 1769) or (((12 1766) OR (1702 1766))))-1821%22".
• Adding a wildcard symbol may retrieve word variants: %22napoleon %25 i %((2f emperor) or (i emperor)) of the french %((2 1769) or (((12 1766) OR (1702 1766))))-1821%22*.