Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology serie » technology series, technology service, technology sereis
serie innovation » series innovation, service innovation, services innovation
developpement de » developpement des, developpement durable
model kate » model state, model water, model kt
de afrique » de l'afrique, en afrique, l afrique
kate 6.2 » date 6.2, gaste 6.2, state 6.2

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

• Adding a wildcard symbol may retrieve word variants: technology serie innovation model kate 6.2 communication costs _ developpement de afrique.*.