Perhaps you should try some spelling variations:
"internationale conferentie opposition" » "international conference opposition" (Expand Search)
"internationale contre opposition" » "internationale politiek opposition" (Expand Search), "internationale de opposition" (Expand Search), "international conference opposition" (Expand Search), "internationale d'ete opposition" (Expand Search)
"internationale design opposition" » "internationale de opposition" (Expand Search), "internationale dag opposition" (Expand Search), "internationale belge opposition" (Expand Search)
"internationale des opposition" » "internationale d'ete opposition" (Expand Search), "internationale 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 contre opposition\") OR (\"internationale conferentie opposition\"))) OR (((\"internationale design opposition\") OR (((\"internationale des opposition\") OR (\"internationale des propositions\"))))))~".
• Removing quotes may allow a broader search: (((( internationale contre opposition ) OR ( internationale conferentie opposition ))) OR ((( internationale design opposition ) OR ((( internationale des opposition ) OR ( internationale des propositions ))))))~.
• Adding a wildcard symbol may retrieve word variants: (((("internationale contre opposition") OR ("internationale conferentie opposition"))) OR ((("internationale design opposition") OR ((("internationale des opposition") OR ("internationale des propositions"))))))*.