Perhaps you should try some spelling variations:
"oecd economics department nursing papers" » "oecd economics development nursing papers", "oecd economics experiments nursing papers", "oecd economics management nursing papers", "oecd economics department guessing papers", "oecd economics departments using papers", "oecd economics department building papers", "oecd economies department nursing papers", "kcd economics department nursing papers", "world economics department nursing papers", "oecd economics department using papers", "oecd economics department nursing fathers", "oecd economics department nursing experts"
"oecd economic department working papers" » "oecd economic debasement working papers", "oecd economic experiment working papers", "oecd economic treatment working papers", "oecd economic departments working papers", "oecd economic department boarding papers", "oecd economic department work papers", "oecd economic department working paper"
"oecd academic department working papers" » "oecd academic departments working papers", "oecd academic development working papers", "oecd academic department boarding papers", "oecd academic department work papers", "oecd academic department working paper", "lead academic department working papers", "second academic department working papers", "world academic department working papers"
"oecd academic patent working papers" » "oecd academic content working papers", "oecd academic papers working papers", "oecd academic paper working papers", "oecd academic patent working paper", "oecd academic patients working papers", "oecd academic paint working papers", "oecd academic intent working papers", "lead academic patent working papers", "second academic patent working papers", "world academic patent 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 economic department working papers") OR ((("oecd academic department working papers") OR ("oecd academic patent working papers"))))) OR ("oecd economics department nursing papers")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"oecd economic department working papers\") or (((\"oecd academic department working papers\") OR (\"oecd academic patent working papers\"))))) or (\"oecd economics department nursing papers\"))".
• Removing quotes may allow a broader search: (((( oecd economic department working papers ) or ((( oecd academic department working papers ) OR ( oecd academic patent working papers ))))) or ( oecd economics department nursing papers )).
• Adding a wildcard symbol may retrieve word variants: (((("oecd economic department working papers") or ((("oecd academic department working papers") OR ("oecd academic patent working papers"))))) or ("oecd economics department nursing papers"))*.