Perhaps you should try some spelling variations:
integration wage » integration wege, integration wie, integration work
du developpement » de developpement, le developpement, et developpement
3 communication » 4 communication, de communication, data communication
2 integration » 3 integration, der integration, data integration
technology 2 » technology _, technology 1, technology 3
des afrique » en afrique, de l'afrique
wage trade » wages trade, wage rate, jade trade
costs du » costs _, costs 4, costs a
trade 3 » trade _, trade a, trade 4

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

• Adding a wildcard symbol may retrieve word variants: technology 2 integration wage trade 3 communication costs du developpement des afrique.*.