Perhaps you should try some spelling variations:
comparative macroeconomic » comparative economic, comprehensive macroeconomic, comparative economics
macroeconomic studies » microeconomic studies, macroeconomic series, macroeconomic sources
frank comparative » france comparative, rana comparative, framing comparative
economics studies » economic studies, economics students, economics study
tank comparative » talk comparative, mutans comparative, parks comparative
bank comparative » talk comparative, banking comparative, block comparative
dark comparative » darkly comparative, parks comparative, talk comparative
world frank » world france, world bank, old frank
world tank » world bank, world task, world tasks

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: (((( the world tank comparative macroeconomic studies ) OR ( the world frank comparative macroeconomic studies ))) OR ( the world ((bank comparative) OR (dark comparative)) economics studies )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( the world tank comparative macroeconomic studies ) or ( the world frank comparative macroeconomic studies ))) or ( the world ((bank comparative) OR (dark comparative)) economics studies ))".
• Adding a wildcard symbol may retrieve word variants: (((( the world tank comparative macroeconomic studies ) or ( the world frank comparative macroeconomic studies ))) or ( the world ((bank comparative) OR (dark comparative)) economics studies ))*.