Perhaps you should try some spelling variations:
"reforming business books" » "transforming business books", "emerging business books", "reforming business book", "reforming business yearbooks"
"german business books" » "green business books", "american business books", "african business books", "german business book", "german business yearbooks"
"german business handbooks" » "green business handbooks", "american business handbooks", "african business handbooks", "german business handbook"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("reforming business books") or ((("german business books") OR ("german business handbooks"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("reforming business books") OR ((("german business books") OR ("german business handbooks")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"reforming business books\") or (((\"german business books\") OR (\"german business handbooks\"))))".
• Removing quotes may allow a broader search: (( reforming business books ) or ((( german business books ) OR ( german business handbooks )))).
• Adding a wildcard symbol may retrieve word variants: (("reforming business books") or ((("german business books") OR ("german business handbooks"))))*.