Perhaps you should try some spelling variations:
data communication » data communications
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
3 der » _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: typology die variation _ monetary data communication 3 der developpement en afrique.*.