Perhaps you should try some spelling variations:
"oecd economics development working paper" » "oecd economic development working paper", "oecd economic developments working paper", "oecd economics development work paper", "oecd economics development workflow paper", "oecd economics development within paper", "oecd economies development working paper", "world economics development working paper", "sound economics development working paper", "oecd economics development working papers"
"oecd economics department working paper" » "oecd economics experiments working paper", "oecd economics management working paper", "oecd economics government working paper", "oecd economics departments working paper", "oecd economics department boarding paper", "oecd economics department nursing paper", "oecd economies department working paper", "world economics department working paper", "sound economics department working paper", "oecd economics department working papers"
"kcd economics department working paper" » "kcd economics experiments working paper", "kcd economics management working paper", "kcd economics government working paper", "kcd economics departments working paper", "kcd economics department boarding paper", "kcd economics department nursing paper", "oecd economies department working paper", "land economics department working paper", "food economics department working paper", "kcd economics department working papers"
"oecd economic experiments working paper" » "oecd economic empowerment working paper", "oecd economic instruments working paper", "oecd economic experiments during paper", "oecd economic experiments modeling paper", "oecd economic experiments tending paper", "oecd economic experiments working papers"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("oecd economics department working paper") OR ("oecd economic experiments working paper"))) OR ("oecd economics development working paper"))) OR ("kcd economics department working paper")).
• Removing quotes may allow a broader search: (((((( oecd economics department working paper ) or ( oecd economic experiments working paper ))) or ( oecd economics development working paper ))) or ( kcd economics department working paper )).
• Adding a wildcard symbol may retrieve word variants: (((((("oecd economics department working paper") or ("oecd economic experiments working paper"))) or ("oecd economics development working paper"))) or ("kcd economics department working paper"))*.