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