Perhaps you should try some spelling variations:
het internationaal » _ international (Expand Search)
internationaal un » internationaal van (Expand Search), internationaal _ (Expand Search), international de (Expand Search)
de internationale » _ international (Expand Search)
des festival » doel festival (Expand Search), heus festival (Expand Search), het festival (Expand Search)
un festival » en festival (Expand Search), du festival (Expand Search), a festival (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: "(( en het internationaal un festival ) OR ( en de internationale des festival ))~".
• Adding a wildcard symbol may retrieve word variants: (( en het internationaal un festival ) OR ( en de internationale des festival ))*.