Perhaps you should try some spelling variations:
rural telecommunication » rural telecommunications, digital telecommunication, mobile telecommunication
telecommunication a » telecommunication _, telecommunication law, telecommunication el
der developpement » de developpement, des developpements, leur developpement
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
des afrique » en afrique, de l'afrique
bus rural » has rural
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation _ bus rural telecommunication a der developpement des afrique.*.