Perhaps you should try some spelling variations:
hermann broch » hermann brochs
hermann book » german book, hermann lohr, hermann von
gail robert » gal robert, hall robert, ball robert
robert e » robert _, robert j
a robust » _ robust
heilman » heilmann, hellman, helman
ebooks » books, ebook, redbooks

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( gail robert e. ((hermann book) OR (hermann broch)) ) or ( a robust _. heilman ebooks ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( gail robert e. ((hermann book) OR (hermann broch)) ) OR ( a robust _. heilman ebooks ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( gail robert e. ((hermann book) OR (hermann broch)) ) or ( a robust _. heilman ebooks ))*".