Perhaps you should try some spelling variations:
integration world » integrating world, integration work, integrated world
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
4.1 integration » 3.3 integration, 4 integration, 3 integration
technology 4.1 » technology 3.1, technology 2.1, technology 1
de afrique » de l'afrique, en afrique, l afrique
trade 2.7 » trade 2.2, trade 2.1, trade 4.7
costs du » 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 4.1 integration world trade 2.7 communication costs du developpement de afrique.*.