Perhaps you should try some spelling variations:
13.2.2 communications » 13.3.9 communication, 13.4.5 communication, 3.3.2 communication
communications costs » communication costs, communications _
developpement du » developpement de, developpement des, developpement et
4 developpement » de developpement, le developpement, et developpement
inflation from » inflation rob, information from, inflation gross
project 13.2.2 » project 11.2.2, project 13.2.4, projects 12.2.2
technology 1 » technology _
1 inflation » 10 inflation, 12 inflation, _ inflation
du afrique » en afrique, l afrique, de l'afrique
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 1 inflation from project 13.2.2 communications costs 4 developpement du afrique.*.