Perhaps you should try some spelling variations:
"1994 world trotting championships" » "1994 world fighting championship", "1994 world winning championships", "1994 world treating championships", "1994 world trusting championships", "1994 world protecting championships", "1992 world trotting championships", "1993 world trotting championships", "1999 world trotting championships"
"1995 world trotting championships" » "1995 world fighting championship", "1995 world winning championships", "1995 world treating championships", "1995 world trusting championships", "1995 world protecting championships", "1992 world trotting championships", "1993 world trotting championships", "1999 world trotting championships"
"1997 world win championships" » "1997 world _ championships", "1997 world iv championship", "1997 world winning championships", "1992 world win championships", "1993 world win championships", "1999 world win championships", "1997 world wine championships", "1997 world wind championships", "1997 world wing 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: (((("1994 world trotting championships") OR ("1995 world trotting championships"))) OR ("1997 world win championships")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"1994 world trotting championships\") OR (\"1995 world trotting championships\"))) or (\"1997 world win championships\"))".
• Removing quotes may allow a broader search: (((( 1994 world trotting championships ) OR ( 1995 world trotting championships ))) or ( 1997 world win championships )).
• Adding a wildcard symbol may retrieve word variants: (((("1994 world trotting championships") OR ("1995 world trotting championships"))) or ("1997 world win championships"))*.