Perhaps you should try some spelling variations:
"1997 world protecting championships" » "1997 world trotting championships", "1997 world protecting cableships", "1997 works protecting championships", "1997 world protection championships", "1997 worth protecting championships", "1992 world protecting championships", "1995 world protecting championships", "1999 world protecting championships"
"1997 world treating championships" » "1997 world trotting championships", "1997 world creating champions", "1997 world fighting championship", "1997 world creating championships", "1997 world trading championships", "1997 world setting championships", "1992 world treating championships", "1995 world treating championships", "1999 world treating championships"
"1993 world trusting championships" » "1993 world trotting championships", "1993 world trusting relationships", "1993 world fighting championship", "1993 world testing championships", "1993 world adjusting championships", "1993 world targeting championships", "1992 world trusting 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: (((("1993 world trusting championships") OR ("1997 world treating championships"))) OR ("1997 world protecting championships")).
• Removing quotes may allow a broader search: (((( 1993 world trusting championships ) or ( 1997 world treating championships ))) or ( 1997 world protecting championships )).
• Adding a wildcard symbol may retrieve word variants: (((("1993 world trusting championships") or ("1997 world treating championships"))) or ("1997 world protecting championships"))*.