Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
a communications » a communication, data communications, a communicative
developpement la » developpement de, developpement et, developpement du
1 developpement » de developpement, le developpement, et developpement
technologies 4 » technologies _
formulation de » formulation des, formulacion de, formulation du
4 formulation » _ formulation, 3 formulation, 2 formulation
networks 1 » networks _
la afrique » l afrique, la fabrique, en afrique
de does » der does, do does, one does
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 de does a communications networks 1 developpement la afrique.*.