Perhaps you should try some spelling variations:
mobile communications » mobile communication
der developpement » de developpement, des developpements, leur developpement
communications a » communications _, communications law, communications media
developpement l » developpement il, developpement la, developpement de
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
other mobile » them mobile, border mobile, other models
l afrique » en afrique
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: typologies des variation _ other mobile communications a der developpement l afrique.*.