Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology der » technology does, technology 4ir, technology dlt
der tradition » _ tradition
programs 3.2 » programs 2.2, programs 4.2, programs 3.1
tradition 2 » tradition _, traditional _, tradition und
des afrique » en afrique, de l'afrique
2 programs » c programs, 1 programs, 2 program

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

• Adding a wildcard symbol may retrieve word variants: technology der tradition 2 programs 3.2 communication costs _ developpement des afrique.*.