Perhaps you should try some spelling variations:
"oecd economic developments working papers" » "oecd economic development working papers", "oecd economic developments sorting papers", "oecd economic development looking papers", "oecd economic developments during papers", "oecd economic developments working paper"
"oecd economics development working papers" » "oecd economic development working papers", "oecd economics development work papers", "oecd economics development within papers", "oecd economies development working papers", "kcd economics development working papers", "world economics development working papers", "oecd economics development working paper"
"oecd economics department working papers" » "oecd economics experiments working papers", "oecd economics management working papers", "oecd economics government working papers", "oecd economics departments working papers", "oecd economics department boarding papers", "oecd economics department nursing papers", "oecd economies department working papers", "kcd economics department working papers", "world economics department working papers", "oecd economics department working paper"
"oecd economic experiment boarding papers" » "oecd economic experiments boarding papers", "oecd economics experiments boarding papers", "oecd economic empowerment boarding papers", "oecd economic experiment aiding papers", "oecd economic experiment building papers", "oecd economic experiment learning papers", "oecd economic experiment boarding pass", "oecd economic experiment boarding passes", "oecd economic experiment marking 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 papers") OR ((("oecd economics development working papers") OR ("oecd economic developments working papers"))))) OR ("oecd economic experiment boarding papers")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"oecd economics department working papers\") or (((\"oecd economics development working papers\") OR (\"oecd economic developments working papers\"))))) or (\"oecd economic experiment boarding papers\"))".
• Removing quotes may allow a broader search: (((( oecd economics department working papers ) or ((( oecd economics development working papers ) OR ( oecd economic developments working papers ))))) or ( oecd economic experiment boarding papers )).
• Adding a wildcard symbol may retrieve word variants: (((("oecd economics department working papers") or ((("oecd economics development working papers") OR ("oecd economic developments working papers"))))) or ("oecd economic experiment boarding papers"))*.