Perhaps you should try some spelling variations:
communication between » communication networks
formulation where » formulation over, formulation des, calculation where
der developpement » de developpement, des developpements, leur developpement
de communication » mobile communication, online communication
developpement et » developpement des, developpement de, development east
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
between der » between de, between order, between older
where does » where do
et afrique » en afrique, l afrique
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation where does de communication between der developpement et afrique.*.