Perhaps you should try some spelling variations:
"het zesde internationales de festival" » "het zesde internationale de festival" (Expand Search), "het de internationale de festival" (Expand Search), "het eerste internationale de festival" (Expand Search), "het zesde internationale des festival" (Expand Search), "het zesde internationale dag festival" (Expand Search), "het zesde internationales du festival" (Expand Search), "het zesde internationales dj festival" (Expand Search), "het zesde internationales doel festival" (Expand Search)
"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)

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 ("het zesde internationales de festival"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"de eerste international de festival\") OR (\"het zesde internationales de festival\"))".
• Removing quotes may allow a broader search: (( de eerste international de festival ) OR ( het zesde internationales de festival )).
• Adding a wildcard symbol may retrieve word variants: (("de eerste international de festival") OR ("het zesde internationales de festival"))*.