Perhaps you should try some spelling variations:
"australia duchess championship" » "australia chess championship", "australia chess championships", "australia chess champions", "australia catches championship", "australia decides championship", "australia differs championship"
"austria duchess championship" » "austria chess championship", "austria chess championships", "austria chess champions"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"australia duchess championship\") OR (\"austria duchess championship\"))".
• Removing quotes may allow a broader search: (( australia duchess championship ) OR ( austria duchess championship )).
• Adding a wildcard symbol may retrieve word variants: (("australia duchess championship") OR ("austria duchess championship"))*.