Perhaps you should try some spelling variations:
information search » information sharing, information service, information sources
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
search power » search powers, search over, sea power
power mass » power maps, power base, power case
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 search power mass communication 13 der developpement en afrique.*.