Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
3.2 does » 13.2 does, 3.1 does, 3.4.2 does
media du » media die, media das, media der
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies de information 3.2 does de communication media du developpement en afrique.*.