Perhaps you should try some spelling variations:
"1989 iaaf wereld op" » "1989 iaaf wereld _" (Expand Search), "1989 iaaf wereld en" (Expand Search)
"1989 iaaf world we" » "1989 iaaf world wide" (Expand Search)
"1989 iaaf wordt op" » "1989 iaaf wordt de" (Expand Search)
"1989 baas wordt er" » "1989 baas wordt een" (Expand Search), "1989 baas wordt de" (Expand Search)
"1989 iaaf word je" » "1989 iaaf wordt de" (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: (((((((((("1989 iaaf world we") OR ("1989 iaaf word je"))) OR ("1989 iaaf world _"))) OR ("1989 imf world op"))) OR ("1989 iaaf wereld op"))) OR ((("1989 iaaf wordt op") OR ("1989 baas wordt er"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((((\"1989 iaaf world we\") OR (\"1989 iaaf word je\"))) OR (\"1989 iaaf world _\"))) OR (\"1989 imf world op\"))) OR (\"1989 iaaf wereld op\"))) OR (((\"1989 iaaf wordt op\") OR (\"1989 baas wordt er\"))))".
• Removing quotes may allow a broader search: (((((((((( 1989 iaaf world we ) OR ( 1989 iaaf word je ))) OR ( 1989 iaaf world _ ))) OR ( 1989 imf world op ))) OR ( 1989 iaaf wereld op ))) OR ((( 1989 iaaf wordt op ) OR ( 1989 baas wordt er )))).
• Adding a wildcard symbol may retrieve word variants: (((((((((("1989 iaaf world we") OR ("1989 iaaf word je"))) OR ("1989 iaaf world _"))) OR ("1989 imf world op"))) OR ("1989 iaaf wereld op"))) OR ((("1989 iaaf wordt op") OR ("1989 baas wordt er"))))*.