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
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
flows et » flows pt, flows debt, flores et
model de » model due, model d, model du
et data » det data, pet data, set data

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 de developpement en afrique.*.