Perhaps you should try some spelling variations:
"1992 world trusting championships" » "1992 world trusting relationships", "1992 world winning championships", "1992 world treating championships", "1992 world testing championships", "1992 world adjusting championships"
"1993 world trotting championships" » "1993 world winning championships", "1993 world treating championships", "1993 world protecting championships", "1993 world promoting championships"
"1993 world fighting championship" » "1993 world winning championships", "1993 world lighting championship", "1993 world righting championship", "1993 worth fighting championship"

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: (("1992 world trusting championships") OR ((("1993 world trotting championships") OR ("1993 world fighting championship")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"1992 world trusting championships\") or (((\"1993 world trotting championships\") OR (\"1993 world fighting championship\"))))".
• Removing quotes may allow a broader search: (( 1992 world trusting championships ) or ((( 1993 world trotting championships ) OR ( 1993 world fighting championship )))).
• Adding a wildcard symbol may retrieve word variants: (("1992 world trusting championships") or ((("1993 world trotting championships") OR ("1993 world fighting championship"))))*.