Perhaps you should try some spelling variations:
international border » international borders, international order, international bidders
cote international » comite international, care international, some international
integration theory » integration through, information theory, innovation theory
supply trade » supply case
supply cote » supply costs, supply cost, supply case

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: (( supply cote international border. ) OR ( supply trade integration theory. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply cote international border. ) or ( supply trade integration theory. ))*.