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