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