Perhaps you should try some spelling variations:
"international open economies twenty" » "international hope economies twenty", "international order economies twenty", "international scope economies twenty", "international open economies theory", "international open economies ten", "international open economies country", "international open economy twenty"
"international fuel economy fierce" » "international fund economy fierce", "international funds economy fierce", "international food economy fierce", "international fuel economy finance", "international fuel economy field", "international fuel economy figure", "international rural economy fierce"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("international open economies twenty") OR ("international fuel economy fierce"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"international open economies twenty\") OR (\"international fuel economy fierce\"))*".
• Removing quotes may allow a broader search: (( international open economies twenty ) OR ( international fuel economy fierce ))*.