Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
information ratio » information nation, information matrix, information section
1.3 communication » 2.3 communication, 13 communication, 4.3 communication
amy developpement » au developpement, de developpement, le developpement
technology trade » technology trends, technology transfer, technology transfers
developpement l » developpement il, developpement la, developpement de
ratio age » ratio a, ratio acr
costs amy » costs a
l afrique » en afrique
age 1.3 » age 11.3, age 1.2, age 5.3

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

• Adding a wildcard symbol may retrieve word variants: technology trade information ratio age 1.3 communication costs amy developpement l afrique.*.