Perhaps you should try some spelling variations:
developpement en » developpement et, developpement des, developpement de
dis integration » disintegration _
integration wie » integration sowie, integration wage, integration wege
2 communication » 3 communication, 4 communication, 1 communication
technology dis » technology does, technology 4ir, technology dlt
wie trade » die trade, we trade, white trade
trade 2 » 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 dis integration wie trade 2 communication costs _ developpement en afrique.*.