Perhaps you should try some spelling variations:
"international des propositions" » "international de propositions" (Expand Search)
"internationale des opposition" » "international des opposition" (Expand Search), "internationale d'ete opposition" (Expand Search)
"internationale de l'opposition" » "international de l'opposition" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("international des propositions") OR ("international des propositions"))) OR ((("internationale des opposition") OR ("internationale de l'opposition"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"international des propositions\") OR (\"international des propositions\"))) OR (((\"internationale des opposition\") OR (\"internationale de l'opposition\"))))*".
• Removing quotes may allow a broader search: (((( international des propositions ) OR ( international des propositions ))) OR ((( internationale des opposition ) OR ( internationale de l'opposition ))))*.