Perhaps you should try some spelling variations:
information nets » information needs, information need, information new
10 communication » 1 communication, de communication, 3 communication
developpement en » developpement et, developpement des, developpement de
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
nets from » ets from, net from, onsets from
from 10 » from 20, from 15, from 30

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information nets from 10 communication costs _ developpement en afrique.*.