Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
case communication » based communication, scale communication, face communication
developpement en » developpement et, developpement des, developpement de
4ir information » fair information, der information, fur information
information und » informations und
technology 4ir » technology 4, technology 4.1, technology 4.2
costs leur » costs clear
und areas » land areas, wind areas, und arad

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir information und areas case communication costs leur developpement en afrique.*.