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