Perhaps you should try some spelling variations:
data communication » data communications
technology case » technology based, technology can, technology change
case simulation » cases simulations, based simulation, scale simulation
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
simulation 2.1 » simulation 3.1, simulation 1, simulation _
l afrique » en afrique
pre data » price data, probe data, care data
2.1 pre » 3.1 pre
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology case simulation 2.1 pre data communication costs 4 developpement l afrique.*.