Perhaps you should try some spelling variations:
communication between » communication networks
technologies chain » technologies can, technologies changing, technologies acvait
chain formulation » case formulation, plan formulation, vision formulation
formulation der » formulation des, formulation de, formulation over
e communication » de communication, 1 communication, une communication
des afrique » en afrique, de l'afrique
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies chain formulation der does e communication between _ developpement des afrique.*.