Perhaps you should try some spelling variations:
"de eerste international a festival" » "de eerste internationale a festival" (Expand Search), "de zesde internationale a festival" (Expand Search), "de 8ste internationaal a 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 du festival" (Expand Search), "de eerste international het festival" (Expand Search)
"en de internationale heus festival" » "en de internationale des festival" (Expand Search), "en de internationale de festival" (Expand Search), "en de internationale hulp festival" (Expand Search), "en _ international heus festival" (Expand Search), "en de internationale het festival" (Expand Search), "en de internationale wheels festival" (Expand Search), "en de internationale blues 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 a festival") OR ("en de internationale heus festival"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"de eerste international a festival\") OR (\"en de internationale heus festival\"))*".
• Removing quotes may allow a broader search: (( de eerste international a festival ) OR ( en de internationale heus festival ))*.