Perhaps you should try some spelling variations:
mobile telecommunication » mobile communication, mobile communications, rural telecommunications
telecommunication a » telecommunication _, telecommunication law, telecommunication el
der developpement » de developpement, des developpements, leur developpement
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
bus mobile » auf mobile, das mobile, b mobile
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 de variation _ bus mobile telecommunication a der developpement des afrique.*.