Perhaps you should try some spelling variations:
"oecd economies departments working papers" » "oecd economics department working papers", "oecd economies developments working papers", "oecd colleges departments working papers", "oecd economies department working papers", "oecd economies departments wrong papers", "oecd economies department nursing papers", "oecd economies departments working paper"
"oecd economic departments working papers" » "oecd economics department working papers", "oecd economic experiments working papers", "oecd academic departments working papers", "oecd economic department working papers", "oecd economic departments wrong papers", "oecd economic department nursing papers", "oecd economic departments working paper"
"world economic departments working papers" » "world economics department working papers", "world economic experiments working papers", "world academic departments working papers", "world economic department working papers", "world economic departments wrong papers", "world economic department nursing papers", "world economic departments working paper"
"oecd economics payments working papers" » "oecd economics comments working papers", "oecd economy payments working papers", "oecd economics students working papers", "oecd economics patients working papers", "oecd economics elements working papers", "oecd economics agents working papers", "kcd economics payments working papers", "world economics payments working papers", "sound economics payments working papers", "oecd economics payments working paper"

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 payments working papers") OR ("oecd economies departments working papers"))) OR ((("oecd economic departments working papers") OR ("world economic departments working papers")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"oecd economics payments working papers\") or (\"oecd economies departments working papers\"))) or (((\"oecd economic departments working papers\") OR (\"world economic departments working papers\"))))".
• Removing quotes may allow a broader search: (((( oecd economics payments working papers ) or ( oecd economies departments working papers ))) or ((( oecd economic departments working papers ) OR ( world economic departments working papers )))).
• Adding a wildcard symbol may retrieve word variants: (((("oecd economics payments working papers") or ("oecd economies departments working papers"))) or ((("oecd economic departments working papers") OR ("world economic departments working papers"))))*.