Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
developpement l » developpement il, developpement la, developpement de
technology der » technology does, technology 4ir, technology dlt
der tradition » _ tradition
programs 2.3 » programs 2.2, programs 2.1, programs 4.2
tradition 2 » tradition _, traditional _, tradition und
2 programs » c programs, 1 programs, 2 program
l afrique » en afrique

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 2.3 communication costs _ developpement l afrique.*.