Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
trade information » price information, private information, trade integration
3.2 communication » 3 communication, 2.3 communication, de communication
technology trade » technology trends, technology transfer, technology transfers
information war » information what, information wants, information when
e developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
war race » war peace, war ramt, war re
race 3.2 » race 3.7, race 4.2, rice 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology trade information war race 3.2 communication costa e developpement l afrique.*.