Perhaps you should try some spelling variations:
international based » international case, international cases, international basic
international scale » international sales, international scope, international social
economies walter » economies after, economies chapter, economies factor
based economies » based economics, based economic, closed economies
scale economies » income economies
economies face » economiques face, economies facts, economies have

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: (( international based economies walter ) OR ( international scale economies face ))~.
• Adding a wildcard symbol may retrieve word variants: (( international based economies walter ) or ( international scale economies face ))*.