Perhaps you should try some spelling variations:
international closed » international case, international code, international cases
international sports » international ports, international sport, international port
closed economies » closed economy, planned economies
economies face » economiques face, economies facts, economies have
economic case » economics case, economic cost, economic crises

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( international closed economies face ) or ( international sports economic case ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( international closed economies face ) OR ( international sports economic case )).
• Adding a wildcard symbol may retrieve word variants: (( international closed economies face ) or ( international sports economic case ))*.