Perhaps you should try some spelling variations:
developpement en » developpement et, developpement des, developpement de
ptt information » plot information, ct information, get information
information und » informations und
3 communication » 4 communication, de communication, data communication
technology ptt » technology pt, technology pbf, technology paths
und trans » und trends, und transfer
trans 3 » trans _, trans 3.3

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

• Adding a wildcard symbol may retrieve word variants: technology ptt information und trans 3 communication costs _ developpement en afrique.*.