Perhaps you should try some spelling variations:
2.3.2 communication » 3.3.2 communication, 3.2.3.2 communication, 2.3 communication
developpement de » developpement des, developpement durable
inflation gross » inflation across, inflation process, information gross
a developpement » au developpement, de developpement, le developpement
gross project » cross project, groups project, group project
project 2.3.2 » project 2.2.2, project 2.3.4, project 8.3.2
technology 4 » technology _, technology 1, technology 3
4 inflation » _ inflation, 2 inflation, 6 inflation
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 4 inflation gross project 2.3.2 communication costs a developpement de l'afrique.*.