Perhaps you should try some spelling variations:
international meeting » international seminar (Expand Search)
het internationale » de internationale (Expand Search), het internationaal (Expand Search), en internationale (Expand Search)
internationale dag » internationale des (Expand Search), internationale de (Expand Search), international de (Expand Search)
en international » en internationale (Expand Search), een internationale (Expand Search), et internationale (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: "(( en international meeting prize ) OR ( het internationale dag prize ))~".
• Adding a wildcard symbol may retrieve word variants: (( en international meeting prize ) OR ( het internationale dag prize ))*.