Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications pt » communication pt, communications _, communications a
de developpement » sme development
developpement de » developpement des, developpement durable
variation oder » variation der, variation over, variation des
ideologie der » ideologie und, typologie der
der variation » de variation, does variation, die variation
der mobile » der mobilen, der mobil, does mobile
oder der » oder die
pt de » et de, pt d, pt e

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

• Adding a wildcard symbol may retrieve word variants: ideologie der variation oder der mobile communications pt de developpement de l'afrique.*.