Perhaps you should try some spelling variations:
communication model » communication media
change information » chandos information, trade information
data communication » data communications
technology change » technological change, technological changes
developpement en » developpement et, developpement des, developpement de
d developpement » de developpement, du developpement, le developpement
flows et » flows pt, flows debt, flores et
et data » det data, pet data, set data
model d » model du, modell d, model 1

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

• Adding a wildcard symbol may retrieve word variants: technology change information flows et data communication model d developpement en afrique.*.