Perhaps you should try some spelling variations:
"Short guides to business climate series." » "Short guides to business climate services.", "Short guides to business climate studies.", "Short guides to business climate stress."
"Short guides to business case series." » "Short guides to business cycle series.", "Short guides to business case studies.", "Short guides to business paper series."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("Short guides to business case series.") OR ("Short guides to business climate series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"Short guides to business case series.\") OR (\"Short guides to business climate series.\"))".
• Removing quotes may allow a broader search: (( Short guides to business case series. ) OR ( Short guides to business climate series. )).
• Adding a wildcard symbol may retrieve word variants: (("Short guides to business case series.") OR ("Short guides to business climate series."))*.