Perhaps you should try some spelling variations:
28 september » 30 september, 31 september
cedula le » cedula de, cedula que, cedulas de
1 1794 » 14 1794, 12 1794, 1 1798
1 1789 » 4 1789, 1 1799
le 20 » le 29, le 27, le 23
20 28 » 26 28, 20 22, 20 23

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "spain / cedula le 20 28 september ((1 1794) OR (1 1789))".
• Adding a wildcard symbol may retrieve word variants: spain / cedula le 20 28 september ((1 1794) OR (1 1789))*.