Perhaps you should try some spelling variations:
self administration » welfare administration
2f administration » csf administration, trf administration, delf administration
les colonies » her colonies
des colonies » her colonies
2f colonies » p colonies, 4 colonies, de colonies
et colonies » her colonies, ant colonies, its colonies
_ colonies » _ colonial

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 colonies) OR (((et colonies) OR (((((les colonies) OR (des colonies))) OR (_ colonies)))))) %((2f administration) OR (self administration))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%great britain %((2f colonies) or (((et colonies) or (((((les colonies) OR (des colonies))) or (_ colonies)))))) %((2f administration) or (self administration))%22".
• Adding a wildcard symbol may retrieve word variants: %great britain %((2f colonies) or (((et colonies) or (((((les colonies) OR (des colonies))) or (_ colonies)))))) %((2f administration) or (self administration))%22*.