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