Perhaps you should try some spelling variations:
goal poverty » global poverty, total poverty, local poverty
poverty j » poverty _, poverty a, poverty m
robust e » robust _, robert e
heilmann » hermann, hellman, heymann
heitmann » hermann, hartmann
heimann » hermann
book » books, ebook

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( goal poverty j. ((heilmann OR heitmann) OR heimann) book ) OR ( _ robust e. heinemann book ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( goal poverty j. ((heilmann OR heitmann) or heimann) book ) or ( _ robust e. heinemann book ))~".
• Adding a wildcard symbol may retrieve word variants: (( goal poverty j. ((heilmann OR heitmann) or heimann) book ) or ( _ robust e. heinemann book ))*.