Perhaps you should try some spelling variations:
improved communication » improving communication, project communication
developpement durable » developpement de
des developpement » des developpements, de developpement, le developpement
technologie und » technologies 2.1
communication 3 » communication _, communication a
do improved » does improved, _ improved, 3 improved
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologie und innovation _ do improved communication 3 des developpement durable afrique.*.