Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
technology une » technology use, technology used, technology uses
une innovation » use innovation, eine innovation, lane innovation
model date » model data, model kate, model update
de afrique » de l'afrique, en afrique, l afrique
date de » daten der, daten des, date edd

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

• Adding a wildcard symbol may retrieve word variants: technology une innovation model date de communication costs _ developpement de afrique.*.