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 heus festival" (Expand Search)
"het _ international du festival" » "het _ international de festival" (Expand Search), "het _ internationale de festival" (Expand Search), "het _ internationale des festival" (Expand Search), "het _ international dour festival" (Expand Search), "het _ international het festival" (Expand Search)

You may be able to get more results by adjusting your search query.

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