Perhaps you should try some spelling variations:
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
4ir integration » zur integration, der integration, 4 integration
1 communication » 10 communication, 3 communication, 4 communication
technology 4ir » technology 4, technology 4.1, technology 4.2
de afrique » de l'afrique, en afrique, l afrique
der trade » der trager, der traum, fur trade
costs au » costs a, costs amy, costs _
trade 1 » 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 4ir integration der trade 1 communication costs au developpement de afrique.*.