Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology finland » technology finance, technology land, technology fund
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
finland tradition » finland introduction
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
programs 3.1 » programs 2.1, programs 1, programs 2.2
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 finland tradition _ programs 3.1 communications costs 4 developpement en afrique.*.