Perhaps you should try some spelling variations:
"internationale contre opposition" » "internationale politiek opposition" (Expand Search), "internationale conferentie opposition" (Expand Search), "international conference opposition" (Expand Search), "internationale d'ete opposition" (Expand Search)
"internationale de l'opposition" » "internationale des l'opposition" (Expand Search), "international de l'opposition" (Expand Search)
"international des l'opposition" » "internationale des l'opposition" (Expand Search), "international de l'opposition" (Expand Search), "international pour l'opposition" (Expand Search), "international des propositions" (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: (("internationale contre opposition") OR ((("internationale de l'opposition") OR ("international des l'opposition"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"internationale contre opposition\") OR (((\"internationale de l'opposition\") OR (\"international des l'opposition\"))))*".
• Removing quotes may allow a broader search: (( internationale contre opposition ) OR ((( internationale de l'opposition ) OR ( international des l'opposition ))))*.