Perhaps you should try some spelling variations:
developpement la » developpement de, developpement et, developpement du
set interaction » sea interaction, self interaction, dem interaction
4 communication » 3 communication, 5.4 communication, de communication
4 developpement » de developpement, le developpement, et developpement
technology set » technology sector, technology 1, technology 2.2
costs 4 » costs _, costs a, costs 4.2
from 4 » from 14, from 40, from _
fabrique. » afrique., fabrice.

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

• Adding a wildcard symbol may retrieve word variants: technology set interaction effects from 4 communication costs 4 developpement la fabrique.*.