Perhaps you should try some spelling variations:
den communication » open communication, lean communication, when communication
der developpement » de developpement, des developpements, leur developpement
developpement de » developpement des, developpement durable
contents data » context data, contents a, contents fase
de afrique » de l'afrique, en afrique, l afrique
data den » data daten, data does, data do
a 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: technologies _ information contents data den communication a der developpement de afrique.*.