Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
technology trade » technology trends, technology transfer, technology transfers
integration when » integration what, integration wie, integration within
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
when base » when bad, when face, when have
base 5.4 » case 5.4, base 4.4, base 3.4
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology trade integration when base 5.4 communication costs de developpement en afrique.*.