Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
developpement en » developpement et, developpement des, developpement de
information war » information what, information wants, information when
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
war cash » hard cash, a cash, can cash
cash 2.3 » case 2.3, cash 2.3.1, cash 2.3.2

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information war cash 2.3 communication costs _ developpement en afrique.*.