Perhaps you should try some spelling variations:
particle communications » partie communications, wartime communications, part itelecommunications
information needs » information networks
die developpement » de developpement, le developpement, du developpement
communications 2 » communications _, communications a, communications 5
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
5.3 particle » 5.3 article, 1.3 particle, 5.2 particle
needs 5.3 » needs 4.3, needs 2.3, needs 5.2

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

• Adding a wildcard symbol may retrieve word variants: technologies a information needs 5.3 particle communications 2 die developpement en afrique.*.