Perhaps you should try some spelling variations:
developpement durable » developpement de
optic communication » optical communications, public communication, device communication
communication model » communication media
integration work » integrating world, integration framework, integration 3
die integration » trade integration
d developpement » de developpement, du developpement, le developpement
technology die » technologie die, technology does, technology 4ir
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 die integration work _ optic communication model d developpement durable afrique.*.