Perhaps you should try some spelling variations:
international policy » international poverty, international prices, national policy
"International political economic surveys" » "International political economy surveys", "International ecological economics surveys", "International political economic studies", "International political economic systems"
"International policy economic surveys" » "International policy economic studies", "International policy economic systems"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("International political economic surveys") OR ("International policy economic surveys"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"International political economic surveys\") OR (\"International policy economic surveys\"))".
• Removing quotes may allow a broader search: (( International political economic surveys ) OR ( International policy economic surveys )).
• Adding a wildcard symbol may retrieve word variants: (("International political economic surveys") OR ("International policy economic surveys"))*.