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