Perhaps you should try some spelling variations:
schlange communication » change communication, scholarly communication, science communication
communication togo » communication tool, communication two, communication today
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
technologien 3 » technologies 3, technologien _, technologie 3
die schlange » die sachlage, die schande, die schranne
3 informal » _ informal, vs informal
togo au » togo a, togo eiu

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

• Adding a wildcard symbol may retrieve word variants: technologien 3 informal _ die schlange communication togo au developpement de l'afrique.*.