Perhaps you should try some spelling variations:
"de eerste international de festival" » "de eerste internationale de festival" (Expand Search), "de zesde internationale de festival" (Expand Search), "de 8ste internationaal de festival" (Expand Search), "de eerste internationale des festival" (Expand Search), "de eerste international du festival" (Expand Search), "de eerste international dj festival" (Expand Search), "de eerste international doel festival" (Expand Search)
"een eerste international a festival" » "een eerste internationale a festival" (Expand Search), "een zesde internationale a festival" (Expand Search), "een 8ste internationaal a festival" (Expand Search), "een eerste internationale de festival" (Expand Search), "een eerste internationale des festival" (Expand Search), "het eerste international a festival" (Expand Search), "een eerste international du festival" (Expand Search), "een eerste international het 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: (("de eerste international de festival") OR ("een eerste international a festival"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"de eerste international de festival\") OR (\"een eerste international a festival\"))".
• Removing quotes may allow a broader search: (( de eerste international de festival ) OR ( een eerste international a festival )).
• Adding a wildcard symbol may retrieve word variants: (("de eerste international de festival") OR ("een eerste international a festival"))*.