Perhaps you should try some spelling variations:
better communication » written communication, external communication, disaster communication
communication modes » communication model, communication des, communication media
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
technologies de » technologies _, technologies 4, technologies 2
de innovation » die innovation, dre innovation, de l'innovation
dam better » a better, do better, can better
a dam » a das, a day, _ dam

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

• Adding a wildcard symbol may retrieve word variants: technologies de innovation a dam better communication modes leur developpement en afrique.*.