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