Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
china communications » china communication, china's communications, chile communications
i information » 2 information, 1 information
information 2 » information 3
technology i » technology ii, technology iv, technology 1
des afrique » en afrique, de l'afrique
das china » gas china, has china, does china
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technology i information 2 das china communications costs _ developpement des afrique.*.