Perhaps you should try some spelling variations:
law communication » how communication, new communication, data communication
die developpement » de developpement, le developpement, du developpement
developpement en » developpement et, developpement des, developpement de
informal speed » informal seed, informal peer, informal spaces
speed per » speed re
per law » per la, power law, poor law
a die » 2 die, 3 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technology from informal speed per law communication a die developpement en afrique.*.