Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
information step » information steve, information system, information states
de developpement » sme development
developpement de » developpement des, developpement durable
how information » new information, 2 information, 1 information
technology how » technology 1, technology 2.2, technology 3
process 2.3 » process 2.2, process 2.1, process 2.4
de afrique » de l'afrique, en afrique, l afrique
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 how information step process 2.3 communication costs de developpement de afrique.*.