Perhaps you should try some spelling variations:
better communication » written communication, external communication, disaster communication
et developpement » de developpement, le developpement, test development
developpement du » developpement de, developpement des, developpement et
communication 2 » communication _, communication a, communication 3
technologies a » technologies _, technologies 4, technologies 2
a innovation » 2 innovation, 3 innovation, 4 innovation
du afrique » en afrique, l afrique, de l'afrique
2 et » 2 set, 12 et, 2 ets

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies a innovation ((2 das) OR (1 das)) better communication 2 et developpement du afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies a innovation ((2 das) OR (1 das)) better communication 2 et developpement du afrique.*.