Perhaps you should try some spelling variations:
den communication » open communication, lean communication, when communication
der developpement » de developpement, des developpements, leur developpement
technologies ser » technologies series, technologies sector, technologies _
formation 3.2.3 » formation 3.2.2, formation 3.3.3, formation 3.4.3
developpement l » developpement il, developpement la, developpement de
ser formation » se formation, self formation, leur formation
3.2.3 die » 3.2.1 die, 3.2.2 die
media der » media order, media under, mediale der
l afrique » en afrique
die den » die der, die daten

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

• Adding a wildcard symbol may retrieve word variants: technologies ser formation 3.2.3 die den communication media der developpement l afrique.*.