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