Perhaps you should try some spelling variations:
information speech » information speed, information search, information space
der developpement » de developpement, des developpements, leur developpement
communication 13 » communication 1.3, communication 3, communication 1
speech power » speech robert, pch power, peer power
des afrique » en afrique, de l'afrique
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 speech power mass communication 13 der developpement des afrique.*.