Perhaps you should try some spelling variations:
internationaal solidarity » international solidarity (Expand Search)
internationaal seminarie » international seminar (Expand Search), international solidarity (Expand Search)
het internationaal » _ international (Expand Search), de internationale (Expand Search)
_ internationaal » _ international (Expand Search), de international (Expand Search), de 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: "(( het internationaal solidarity prize ) OR ( _ internationaal seminarie prize ))~".
• Adding a wildcard symbol may retrieve word variants: (( het internationaal solidarity prize ) OR ( _ internationaal seminarie prize ))*.