Perhaps you should try some spelling variations:
developpement en » developpement et, developpement des, developpement de
de communication » mobile communication, online communication
television flow » television law, television from, television film
4 developpement » de developpement, le developpement, et developpement
technology a » technology 1, technology 3, technology 4
a television » la television, _ television, 1 television
flow rate » flow data
rate de » rate due, rate debt, rate does
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology a television flow rate de communication costs 4 developpement en afrique.*.