Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
21st integration » post integration, test integration, 2 integration
de developpement » sme development
developpement du » developpement de, developpement des, developpement et
technology 21st » technology 2.1.1, technology 2.1.2, technology 2.1.3
integration 4 » integration 3
du afrique » en afrique, l afrique, de l'afrique
trade 3.2 » trade 2.2, trade 2, trade 4.1
costs de » costs _, costs 4, costs a
4 trade » 1 trade

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

• Adding a wildcard symbol may retrieve word variants: technology 21st integration 4 trade 3.2 communication costs de developpement du afrique.*.