Perhaps you should try some spelling variations:
discussion papers » discussion part, discussion panel
works discussion » work discussion, words discussion, workers discussion
world workshop » oecd workshop, 23rd workshop, grid workshop
3rd workshop » 2nd workshop, third workshop, 4th workshop
world works » world wars, world world, world networks

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((\\"world works discussion papers\\") or (\\"((world workshop) OR (3rd workshop)) discussion paper\\"))\"".
• Removing quotes may allow a broader search: (( world works discussion papers ) or ( ((world workshop) OR (3rd workshop)) discussion paper )).