Perhaps you should try some spelling variations:
internationale seminar » international seminar (Expand Search), internationaal seminarie (Expand Search), internationale meeting (Expand Search)
international politiek » internationale politiek (Expand Search), international solidarity (Expand Search)
een internationale » en internationale (Expand Search), de internationale (Expand Search), de international (Expand Search)
politiek prize » politiek praten (Expand Search), politiek die (Expand Search), politiek project (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: (( een internationale seminar prize ) OR ( _ international politiek prize ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( een internationale seminar prize ) OR ( _ international politiek prize ))".
• Adding a wildcard symbol may retrieve word variants: (( een internationale seminar prize ) OR ( _ international politiek prize ))*.