Perhaps you should try some spelling variations:
"oecd economics department using papers" » "oecd economics development using papers", "oecd economics experiments using papers", "oecd economics management using papers", "oecd economics departments using papers", "oecd economics department nursing papers", "oecd economics department buying papers", "kcd economics department using papers", "world economics department using papers", "sound economics department using papers", "oecd economics department using paper", "oecd economics department using panels", "oecd economics department being papers"
"oecd economies department using papers" » "oecd technologies department using papers", "oecd economies development using papers", "oecd economies measurement using papers", "oecd economies departments using papers", "oecd economies department nursing papers", "oecd economies department buying papers", "oecd economies department using paper", "oecd economies department using panels", "oecd economies department being papers"
"oecd economic departments working papers" » "oecd economic experiments working papers", "oecd academic departments working papers", "oecd economic debasement working papers", "oecd economic department working papers", "oecd economic departments wrong papers", "oecd economic department boarding papers", "oecd economic departments working paper", "world economic departments 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 using papers") OR ("oecd economies department using papers"))) OR ("oecd economic departments working papers")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"oecd economics department using papers\") OR (\"oecd economies department using papers\"))) or (\"oecd economic departments working papers\"))".
• Removing quotes may allow a broader search: (((( oecd economics department using papers ) OR ( oecd economies department using papers ))) or ( oecd economic departments working papers )).
• Adding a wildcard symbol may retrieve word variants: (((("oecd economics department using papers") OR ("oecd economies department using papers"))) or ("oecd economic departments working papers"))*.