Perhaps you should try some spelling variations:
sterk internationaal » 8ste internationaal (Expand Search), 31ste internationaal (Expand Search), gaan internationaal (Expand Search)
greece international » een internationale (Expand Search), zesde internationale (Expand Search)
het internationaal » _ international (Expand Search)
de internationale » _ international (Expand Search)
de international » _ international (Expand Search), en internationale (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((sterk internationaal) OR (((((de international) OR (het internationaal))) OR (de internationale))))) OR (greece international)) publishers,~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((sterk internationaal) OR (((((de international) OR (het internationaal))) OR (de internationale))))) OR (greece international)) publishers,".
• Adding a wildcard symbol may retrieve word variants: ((((sterk internationaal) OR (((((de international) OR (het internationaal))) OR (de internationale))))) OR (greece international)) publishers,*.