Perhaps you should try some spelling variations:
studies force » studies formal, studies from, studies food
harvard world » harvard cold
force surveys » force survey, firm surveys
harvard bond » harvard cold, harvard home
bank studies » urban studies, bank study
war studies » war stories, early studies
bond bank » blood bank, land bank, bad bank
book » books, ebook

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( harvard bond bank studies book series. ) or ( harvard world war studies force surveys. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( harvard bond bank studies book series. ) OR ( harvard world war studies force surveys. )).
• Adding a wildcard symbol may retrieve word variants: (( harvard bond bank studies book series. ) or ( harvard world war studies force surveys. ))*.