Perhaps you should try some spelling variations:
total poverty » global poverty, rural poverty, national poverty
poverty e » poverty _, poverty a, poverty m
a robust » _ robust
book » books, ebook
ebooks » ebookss, eebooks
heilman » hellman, heitmann
heilmann » hellmann, heitmannn, heimann, heitmann, heinemann

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

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