Perhaps you should try some spelling variations:
sme developpement » sme development, de developpement, le developpement
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
technology price » technology rich, technology voice, technology service
inflation causes » inflation crises, inflation rates, inflation taxes
developpement en » developpement et, developpement des, developpement de
causes case » crises case, causes costs
costs sme » costs some, costs amy
case 3.1 » case 4.1, case 3.2, case 1

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation causes case 3.1 communication costs sme developpement en afrique.*.