Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
a communications » a communication, data communications, a communicative
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
formulation der » formulation des, formulation de, formulation over
technologies 4 » technologies _
4 formulation » _ formulation, 3 formulation, 2 formulation
networks le » networks life, networks lone, networks law
does a » does _

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 formulation der does a communications networks le developpement en afrique.*.