Perhaps you should try some spelling variations:
"het de internationale dour festival" » "het de internationale de festival" (Expand Search), "het de internationale dag festival" (Expand Search), "het de internationale contre festival" (Expand Search), "het _ international dour festival" (Expand Search), "met de internationale dour festival" (Expand Search), "het doel internationale dour festival" (Expand Search)
"een eerste internationale des festival" » "een eerste internationale doel festival" (Expand Search), "een eerste internationale heus festival" (Expand Search), "een eerste internationale het festival" (Expand Search), "de eerste internationale des festival" (Expand Search), "het eerste internationale des festival" (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: (("het de internationale dour festival") OR ("een eerste internationale des festival"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"het de internationale dour festival\") OR (\"een eerste internationale des festival\"))*".
• Removing quotes may allow a broader search: (( het de internationale dour festival ) OR ( een eerste internationale des festival ))*.