Perhaps you should try some spelling variations:
"duplex plates illustrated" » "duplex places illustrated", "duplex states illustrated", "duplex plants illustrated", "duplex phase illustrated", "duplex routes illustrated"
"duplex england illustrated" » "sussex england illustrated"

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: "((\"duplex plates illustrated\") OR (\"duplex england illustrated\"))".
• Removing quotes may allow a broader search: (( duplex plates illustrated ) OR ( duplex england illustrated )).
• Adding a wildcard symbol may retrieve word variants: (("duplex plates illustrated") OR ("duplex england illustrated"))*.