Perhaps you should try some spelling variations:
"old shock discussion panel" » "old shock discussion part", "old short discussion panel", "cold shock discussion panel", "food shock discussion panel", "d shock discussion panel"
"old book discussion paper" » "old livebook discussion paper", "old books discussion paper", "old boy discussion paper", "d book discussion paper", "old book discussion papers"
"old work discussion paper" » "old world discussion paper", "old workshop discussion paper", "old networks discussion paper", "cold work discussion paper", "world work discussion paper", "old work discussion 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: (((("old book discussion paper") OR ("old work discussion paper"))) OR ("old shock discussion panel")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"old book discussion paper\") OR (\"old work discussion paper\"))) or (\"old shock discussion panel\"))".
• Removing quotes may allow a broader search: (((( old book discussion paper ) OR ( old work discussion paper ))) or ( old shock discussion panel )).
• Adding a wildcard symbol may retrieve word variants: (((("old book discussion paper") OR ("old work discussion paper"))) or ("old shock discussion panel"))*.