Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
technologies can » technologies a, technologies co, technologies _
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
can information » von information, von informationen
model date » model data, model kate, model update
de afrique » de l'afrique, en afrique, l afrique
date 4.2 » daten 4.2, data 4.2, rate 4.2
costs et » 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: technologies can information model date 4.2 communication costs et developpement de afrique.*.