Perhaps you should try some spelling variations:
data communication » data communications
does developpement » de developpement, des developpements, does development
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
des afrique » en afrique, de l'afrique
der data » under data, order data, der daten
a does » 2 does, 4 does, 1 does
6 der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation 6 der data communication a does developpement des afrique.*.