Perhaps you should try some spelling variations:
later communication » layer communication, water communication, master communication
developpement de » developpement des, developpement durable
l developpement » le developpement, de developpement, et developpement
technologies 2 » technologies _, technologies 4
years later » years after
de afrique » de l'afrique, en afrique, l afrique
during l » during _, during a, during low

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 innovation _ years later communication during l developpement de afrique.*.