Perhaps you should try some spelling variations:
data communication » data communications
der developpement » de developpement, des developpements, leur developpement
technologies ret » technologies _, technologies 4, technologies 2
developpement en » developpement et, developpement des, developpement de
ret information » get information, debt information, ct information
information 3.1 » information 3.2, information 3.4, information 3.3
does data » does cat
media der » media order, media under, mediale der
3.1 does » 4.1 does, 2.3.1 does, 13.2 does

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

• Adding a wildcard symbol may retrieve word variants: technologies ret information 3.1 does data communication media der developpement en afrique.*.