Perhaps you should try some spelling variations:
comparative macroeconomic » comparative economic, comprehensive macroeconomic, comparative economics
macroeconomic studies » microeconomic studies, macroeconomic series, macroeconomic sources
dark comparative » darkly comparative, parks comparative, talk comparative
data comparison » a comparison
data comparing » data computing, data combining
world dark » world daria, world data, world das

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