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