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