Perhaps you should try some spelling variations:
information needs » information networks
der developpement » de developpement, des developpements, leur developpement
communication 13 » communication 1.3, communication 3, communication 1
developpement en » developpement et, developpement des, developpement de
needs power » needless power, needs poverty, yields power
power risk » powers risk, lower risk, power ric
13 der » 1.3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information needs power risk communication 13 der developpement en afrique.*.