Perhaps you should try some spelling variations:
based communications » based communication, speed communications, aided communications
technology credit » technology craft, technology crisis, technology media
de developpement » sme development
developpement de » developpement des, developpement durable
information 4.3 » information 4.2, information 4.3.3, information 1.2
trace based » trade based, oracle based, place based
de afrique » de l'afrique, en afrique, l afrique
4.3 trace » 14.3 trace, 5.3 trace, 2.3 trace

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

• Adding a wildcard symbol may retrieve word variants: technology credit information 4.3 trace based communications _ de developpement de afrique.*.