Perhaps you should try some spelling variations:
comparative macroeconomic » comparative economic, comprehensive macroeconomic, comparative economics
macroeconomic studies » microeconomic studies, macroeconomic series, macroeconomic sources
data comparative » a comparative, data comparing
world daria » world darcia, world darwin, world david
world maria » world marie, world mario, world marine

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 daria) OR (world maria)) comparative macroeconomic studies ) OR ( the world data comparative macroeconomic studies ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( the ((world daria) OR (world maria)) comparative macroeconomic studies ) or ( the world data comparative macroeconomic studies ))*".