Perhaps you should try some spelling variations:
2f foreign » 2 foreign, 23 foreign, 24 foreign
2f denmark » 2 denmark, 22 denmark, 23 denmark
13 denmark » 3 denmark, 1 denmark, _ denmark
1722 early » 1727 early
4 foreign » a foreign, 3 foreign

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: %great britain %((2f foreign) OR (4 foreign)) relations %((2f denmark) OR (13 denmark)) %1722 early works to 1800%22.
• Adding a wildcard symbol may retrieve word variants: %great britain %((2f foreign) or (4 foreign)) relations %((2f denmark) or (13 denmark)) %1722 early works to 1800%22*.