Perhaps you should try some spelling variations:
trf administration » csf administration, tariff administration, trade administration
2f administration » csf administration, self administration, delf administration
xgreat britain » great brittain, great britains, great britiain
zgreat britain » great brittain, great britains, great britiain
her colonies » _ colonies
2f colonies » _ colonies, p colonies, et colonies

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: %((((xgreat britain) OR (great britain))) OR (zgreat britain)) %((2f colonies) OR (her colonies)) %((2f administration) OR (trf administration))%22.
• Adding a wildcard symbol may retrieve word variants: %((((xgreat britain) or (great britain))) or (zgreat britain)) %((2f colonies) or (her colonies)) %((2f administration) or (trf administration))%22*.