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