Perhaps you should try some spelling variations:
"oecd regional development york papers" » "oecd regional development work papers", "oecd regional development works papers", "oecd regional development your papers", "oecd regions development york papers", "world regional development york papers", "oecd regional development york paper", "oecd regional development work paper"
"chad regional development york papers" » "chad regional development work papers", "chad regional development works papers", "chad regional development your papers", "chad region development york papers", "chad regional development york paper", "chad regional development work paper"

Try widening your search to All Fields.

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: "((\"oecd regional development york papers\") OR (\"chad regional development york papers\"))".
• Removing quotes may allow a broader search: (( oecd regional development york papers ) OR ( chad regional development york papers )).
• Adding a wildcard symbol may retrieve word variants: (("oecd regional development york papers") OR ("chad regional development york papers"))*.