Perhaps you should try some spelling variations:
"harvard blood urban studies from survey." » "harvard good urban studies from survey.", "harvard blood urban studies firm survey.", "harvard blood urban studies force survey.", "harvard blood urban studies firm surveys."
"harvard bond case studies book series." » "harvard bond cash studies book series.", "harvard bond rate studies book series.", "harvard bond sale 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 blood urban studies from survey.") or ("harvard bond case studies book series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard blood urban studies from survey.") OR ("harvard bond case studies book series."))*.
• Removing quotes may allow a broader search: (( harvard blood urban studies from survey. ) or ( harvard bond case studies book series. ))*.