Perhaps you should try some spelling variations:
"1997 world treating championships" » "1997 world trotting championships", "1997 world creating champions", "1997 world fighting championship", "1997 world trading championships", "1997 world setting championships", "1997 world tracking championships", "1992 world treating championships", "1993 world treating championships", "1995 world treating championships"
"1994 world creating championships" » "1994 world trotting championships", "1994 world creating champions", "1994 world creating relationships", "1994 world's creation championships", "1992 world creating championships", "1993 world creating championships", "1995 world creating championships"
"1997 world winning championships" » "1997 world win championships", "1997 world trotting championships", "1997 world fighting championship", "1997 world running championships", "1997 world mining championships", "1997 world signing championships", "1992 world winning championships", "1993 world winning championships", "1995 world winning championships"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("1997 world treating championships") OR ("1994 world creating championships"))) OR ("1997 world winning championships")).
• Removing quotes may allow a broader search: (((( 1997 world treating championships ) or ( 1994 world creating championships ))) or ( 1997 world winning championships )).
• Adding a wildcard symbol may retrieve word variants: (((("1997 world treating championships") or ("1994 world creating championships"))) or ("1997 world winning championships"))*.