Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
de communication » mobile communication, online communication
technologies a » technologies _, technologies 4, technologies 2
a developments » a development, _ developments, 2 developments
formation des » formation _
a formation » la formation, 1 formation, a formulation
des doses » des choses, des dorfes, des deces
doses de » doses due, does de, dose de
medium a » mediums a, medium _, medium 2

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

• Adding a wildcard symbol may retrieve word variants: technologies a formation des doses de communication medium a developments _ afrique.*.