Perhaps you should try some spelling variations:
22great britain » great britain, xgreat britain, zgreat britain
2.3 denmark » 2.4 denmark, 13 denmark, 2 denmark
2f foreign » 2 foreign, 23 foreign, 27 foreign
22 foreign » 2 foreign, 23 foreign, 27 foreign
12 foreign » 2 foreign, 1 foreign, 10 foreign
24 foreign » 4 foreign, 2 foreign, 14 foreign
23 denmark » 13 denmark, 2 denmark, 22 denmark

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: %22great britain %((((2f foreign) OR (((22 foreign) OR (12 foreign))))) OR (24 foreign)) relations %((23 denmark) OR (2.3 denmark)) %2 early works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22great britain %((((2f foreign) or (((22 foreign) OR (12 foreign))))) or (24 foreign)) relations %((23 denmark) or (2.3 denmark)) %2 early works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22great britain %((((2f foreign) or (((22 foreign) OR (12 foreign))))) or (24 foreign)) relations %((23 denmark) or (2.3 denmark)) %2 early works to 1800%22*.