Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
information rates » information states, information ratio, information rules
1.4 communication » 5.4 communication, 1.1 communication, 1.3 communication
technology trade » technology trends, technology transfer, technology transfers
developpement en » developpement et, developpement des, developpement de
rates race » rates rates, rates raise, rat race
race 1.4 » case 1.4

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology trade information rates race 1.4 communication costs _ developpement en afrique.*.