Perhaps you should try some spelling variations:
data communication » data communications
communication 3.1 » communication 3.3, communication 3.2, communication 3.4
en developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
information und » informations und
technologies 4 » technologies _
4 information » 2 information, 1 information
3.1 en » 3.1 ein, 3.1 el, 3.1 eu

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information und _ data communication 3.1 en developpement en afrique.*.