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