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