Perhaps you should try some spelling variations:
cooperation basic » cooperation asia, cooperation based, cooperating basic
basic dimensions » based dimension, pacific dimensions, design dimensions
david levis » david levi, david levine, david louis
david edwin » davis edwin, david lewin, david edward
david lee » david l

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 cooperation basic dimensions ((((david levis) OR (david lee))) OR (david edwin))~.
• Adding a wildcard symbol may retrieve word variants: international cooperation basic dimensions ((((david levis) or (david lee))) or (david edwin))*.