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 dag opposition" » "international de opposition" (Expand Search), "international a opposition" (Expand Search), "internationale d'ete opposition" (Expand Search)
"internationale des opposition" » "international des opposition" (Expand Search), "internationale d'ete opposition" (Expand Search)
"internationale des propositions" » "international des propositions" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"internationale des opposition\") OR (\"internationale des propositions\"))) OR (\"internationale de l'opposition\"))) OR (((\"internationale dag opposition\") OR (\"internationale contre opposition\"))))~".
• Removing quotes may allow a broader search: (((((( internationale des opposition ) OR ( internationale des propositions ))) OR ( internationale de l'opposition ))) OR ((( internationale dag opposition ) OR ( internationale contre opposition ))))~.
• Adding a wildcard symbol may retrieve word variants: (((((("internationale des opposition") OR ("internationale des propositions"))) OR ("internationale de l'opposition"))) OR ((("internationale dag opposition") OR ("internationale contre opposition"))))*.