Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
technology price » technology rich, technology voice, technology service
price indexation » price inflation, price information
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
indexation e2 » indexation 3, indexation _, insulation e2
process 5.4 » process 2.4, process 5.1, process 5.2
e2 process » 2 process, 12 process, 4.2 process
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology price indexation e2 process 5.4 communication costs a developpement en afrique.*.