Perhaps you should try some spelling variations:
"harvard cold bank studies from surveys." » "harvard cold urban studies from surveys.", "harvard cold bank studies from survey.", "harvard cold bank studies firm surveys.", "harvard cold bank studies force surveys.", "harvard bond bank studies from surveys.", "harvard good bank studies from surveys.", "harvard food bank studies from surveys."
"harvard world bank study book series." » "harvard world bank studies book series."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("harvard cold bank studies from surveys.") or ("harvard world bank study book series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard cold bank studies from surveys.") OR ("harvard world bank study book series."))*.
• Removing quotes may allow a broader search: (( harvard cold bank studies from surveys. ) or ( harvard world bank study book series. ))*.