Perhaps you should try some spelling variations:
communication process » communication processes, communication protocols, communication practices
causes communication » mass communication, crisis communication, assess communication
developpement de » developpement des, developpement durable
ary information » early information, party information, jury information
d developpement » de developpement, du developpement, le developpement
technology ary » technology array, technology a, technology age
information a » information age, information about
5.2 causes » 5.2 cases, 1.2 causes, 2.2 causes
de afrique » de l'afrique, en afrique, l afrique
process d » process 3, process 1, process 2
a 5.2 » a 3.2, a 4.2, a 5.1

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

• Adding a wildcard symbol may retrieve word variants: technology ary information a 5.2 causes communication process d developpement de afrique.*.