Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
study regulators » study regulation, study results, u.s regulators
developpement en » developpement et, developpement des, developpement de
regulators role » regulators roles, regulatory role, regulators more
a developpement » au developpement, de developpement, le developpement
role franco » pole france, couple franco
franco 6.2 » france 6.25, france 6.2.1, france 6.2.3
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology study regulators role franco 6.2 communication costs a developpement en afrique.*.