Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
formation across » information across, variation across, variations across
de developpement » sme development
across crimes » across crises, across regimes, across time
des afrique » en afrique, de l'afrique
crimes 3.1 » crises 3.1, crimes 9.3.1, crimes 2.10
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology _ formation across crimes 3.1 communication costs de developpement des afrique.*.