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