Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
open communication » human communication, 3 communication, 4 communication
als developpement » le developpement, au developpement, des developpements
developpement il » developpement de, developpement et, developpement du
technologies 4 » technologies _
informal group » informal groups, informal gold, informal out
4 informal » 4 informale, _ informal, 3 informal
medium als » medien als, medium des, medium a
il afrique » l afrique, en afrique
group die » groups die, group dev, group dph
die open » die typen, die opfer, use open

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 informal group die open communication medium als developpement il afrique.*.