Perhaps you should try some spelling variations:
"harvard cold case studies confirm surveys." » "harvard cold case studies firm surveys.", "harvard cold case studies conjoint surveys.", "harvard world case studies confirm surveys.", "harvard cold call studies confirm surveys.", "harvard cold wave studies confirm surveys."
"harvard bad banks studies firm survey." » "harvard bad bank studies firm survey.", "harvard bad books studies firm survey.", "harvard bad banking studies firm survey.", "harvard bad banks studies from survey.", "harvard bad banks studies figure survey.", "harvard bad banks studies formal survey.", "harvard camp banks studies firm survey.", "harvard land banks studies firm survey.", "harvard big banks studies firm survey."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("harvard bad banks studies firm survey.") or ("harvard cold case studies confirm surveys."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard bad banks studies firm survey.") OR ("harvard cold case studies confirm surveys.")).
• Removing quotes may allow a broader search: (( harvard bad banks studies firm survey. ) or ( harvard cold case studies confirm surveys. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard bad banks studies firm survey.") or ("harvard cold case studies confirm surveys."))*.