Perhaps you should try some spelling variations:
trf administration » tariff administration, trade administration, self administration
csf administration » self administration, unis administration, union administration
22great britain » zgreat britain, great brittain, great britains
xgreat britain » zgreat britain, great brittain, great britains

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