Perhaps you should try some spelling variations:
technology valuable » technology volume, technology evaluation
3.2 communication » 3 communication, 2.3 communication, de communication
developpement de » developpement des, developpement durable
information war » information what, information wants, information when
de afrique » de l'afrique, en afrique, l afrique
war can » far can, war cash
can 3.2 » can 5.2, gan 3.2, man 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology valuable information war can 3.2 communication costs _ developpement de afrique.*.