Perhaps you should try some spelling variations:
modern economies » modern economics, modern economic, open economies
oder economic » order economic, der economic, modern economic
bank modern » bank models, bank modell, talk modern
world lack » world black, world jack, worlds black
world back » world black, world jack, world banks

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: (( world bank modern economies ) OR ( ((world lack) OR (world back)) oder economic ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( world bank modern economies ) or ( ((world lack) OR (world back)) oder economic ))*".