Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
developpement du » developpement de, developpement des, developpement et
4ir information » fair information, der information, fur information
information und » informations und
a developpement » au developpement, de developpement, le developpement
technology 4ir » technology 4, technology 4.1, technology 4.2
du afrique » en afrique, l afrique, de l'afrique
und trade » aid trade, und trans, und traum
trade 4.1 » trade 2.2, trade 3.2
costs a » costs _, costs 4

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 trade 4.1 communication costs a developpement du afrique.*.