Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
trade information » price information, private information, trade integration
information state » information states, information space, information staat
des developpement » des developpements, de developpement, le developpement
technology trade » technology trends, technology transfer, technology transfers
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
based des » based modes, based debt, based deep
l afrique » en afrique
space 3 » space _, space a, space 1

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

• Adding a wildcard symbol may retrieve word variants: technology trade information state space 3 communication based des developpement l afrique.*.