Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
information 3.5.2 » information 1.5.2, information 3.2.2, information 3.3.2
das developpement » des developpements, de developpement, du developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
3.5.2 der » 3.5.1 der, 5.5.2 der, 3.5.2 die
der rural » under rural, der ruralen, do rural

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3.5.2 der rural communications _ das developpement en afrique.*.