Perhaps you should try some spelling variations:
services information » series information, services innovation, services international
technology services » technology series, technology choices, technology studies
developpement la » developpement de, developpement et, developpement du
3 communication » 4 communication, de communication, data communication
4 developpement » de developpement, le developpement, et developpement
information a » information age, information about
la afrique » l afrique, la fabrique, en afrique
costs 4 » costs _, costs a, costs 4.2
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology services information a case 3 communication costs 4 developpement la afrique.*.