Perhaps you should try some spelling variations:
1981 communication » 1.1 communication, 19 communication, 1 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technology 4.2 » technology 2.2, technology 3.2, technology 4.1
4.2 inflation » 3.2 inflation, 12 inflation, 2.3 inflation
targeting fur » marketing fur, targeting fao, targeting fit
l afrique » en afrique
fur 1981 » fur 1980, fur 1983, fur 1884
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 4.2 inflation targeting fur 1981 communication costs 4 developpement l afrique.*.