Perhaps you should try some spelling variations:
"Policy Press sheets research" » "Policy Press aspects research", "Policy Press agents research", "Policy Press sports research"
"Policy Press meets research" » "Policy Press nets research", "Policy Press texts research", "Policy Press markets research"
policy press » polity press, police press, policy process
press sheets » preset sheets, porous sheets, access sheets
press meets » express meets, rest meets, press meta

Try widening your search to All Fields.

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: "((\"Policy Press sheets research\") OR (\"Policy Press meets research\"))".
• Removing quotes may allow a broader search: (( Policy Press sheets research ) OR ( Policy Press meets research )).
• Adding a wildcard symbol may retrieve word variants: (("Policy Press sheets research") OR ("Policy Press meets research"))*.