Perhaps you should try some spelling variations:
comparative macroeconomic » comprehensive macroeconomic, comparative economics, alternative macroeconomic
comparing macroeconomic » supporting macroeconomic, countries macroeconomic, comparing economic
macroeconomic studies » microeconomic studies, macroeconomic series, macroeconomic sources
comparative economic » comparative genomic, comparative genomics
data comparing » data computing, data comparison, data combining
world dark » world daria, world das, world dr

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