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