Perhaps you should try some spelling variations:
information frictions » information section, information dedication, information extraction
das developpements » des developpements, deux developpements, de developpement
10 communications » 10 communication, 14 communications, 2 communications
developpements en » developpement en, developpement et, developpements de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
frictions do » frictions due, frictions _, frictions 3.1

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

• Adding a wildcard symbol may retrieve word variants: technologies a information frictions do 10 communications _ das developpements en afrique.*.