Perhaps you should try some spelling variations:
"words workshop discussion panel" » "words workshop discussions panel", "words workshop discussion paper", "words workshop discussion part", "world workshop discussion panel", "worm workshop discussion panel", "records workshop discussion panel"
"world work discussion papers" » "world work discussion paper", "world work discussion part", "world world discussion papers", "world networks discussion papers", "world workshop discussions papers", "worlds work discussion papers", "world word discussion papers", "worldly work discussion papers"
"world works discussion papers" » "world works discussion paper", "world works discussion part", "world words discussion papers", "world workers discussion papers", "world world discussion papers", "world wars discussion papers", "world networks discussion papers", "worlds works discussion papers", "worldly works discussion papers"
"oecd workshop session papers" » "oecd workshop series papers", "second workshop session papers", "2nd workshop session papers", "3rd workshop session papers"

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: (((("world work discussion papers") OR ("world works discussion papers"))) OR ((("oecd workshop session papers") OR ("words workshop discussion panel")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"world work discussion papers\") OR (\"world works discussion papers\"))) or (((\"oecd workshop session papers\") or (\"words workshop discussion panel\"))))".
• Removing quotes may allow a broader search: (((( world work discussion papers ) OR ( world works discussion papers ))) or ((( oecd workshop session papers ) or ( words workshop discussion panel )))).
• Adding a wildcard symbol may retrieve word variants: (((("world work discussion papers") OR ("world works discussion papers"))) or ((("oecd workshop session papers") or ("words workshop discussion panel"))))*.