Perhaps you should try some spelling variations:
information problems » information providers, information systems, information policy
der developpements » des developpements, deux developpements, de developpement
developpements du » developpement du, developpements de, developpement de
communications a » communications _, communications law, communications media
technologies 1 » technologies _, technologies 4, technologies 2
problems de » problemes de, problems der, problems due
du afrique » en afrique, l afrique, de l'afrique
de data » e data, wide data, de datos
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information problems de data communications a der developpements du afrique.*.