Perhaps you should try some spelling variations:
mobile communications » mobile communication
dam developpement » de developpement, du developpement, au developpement
developpement en » developpement et, developpement des, developpement de
variation bei » variation des, variation der, variation _
de variation » der variation, die variation, does variation
daten mobile » karen mobile, das mobile, does mobile
typology de » typology _, typology 6, typology a
bei daten » bei den, der daten, ii daten

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

• Adding a wildcard symbol may retrieve word variants: typology de variation bei daten mobile communications _ dam developpement en afrique.*.