Perhaps you should try some spelling variations:
trotting championships » winning championships
fighting championship » winning championships
working championship » winning championships, world championship, working relationship
doubles fighting » does fighting, tools fighting, battles fighting
mixed doubles » mixed doubly, fixed double, mixed couples
good mixed » goods mixed, gold mixed, gould mixed
2012 good » 2010 good, 2011 good, 2012 god
2013 good » 2013 gold, 2003 good, 2010 good

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: (( 2012 good mixed doubles ((working championship) OR (trotting championships)) ) OR ( 2013 good mixed doubles fighting championship )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( 2012 good mixed doubles ((working championship) OR (trotting championships)) ) or ( 2013 good mixed doubles fighting championship ))".
• Adding a wildcard symbol may retrieve word variants: (( 2012 good mixed doubles ((working championship) OR (trotting championships)) ) or ( 2013 good mixed doubles fighting championship ))*.