Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
information 3.4 » information 3.2, information 2, information 1
technologies e » technologies et, technologies _, technologies 4
e information » e informacion, age information, die information
series der » serien der, series de, series d

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

• Adding a wildcard symbol may retrieve word variants: technologies e information 3.4 die _ communications series der developpement en afrique.*.