Perhaps you should try some spelling variations:
works communication » work communication, world communication, networks communication
communication model » communication media
et developpements » et developpement, des developpements, en developpement
developpements du » developpement du, developpements de, developpement de
information 2 » information 3
gas works » his works, das work, gas networks
model et » model ee, model em, model eu
du force » de force, out force, _ force
2 gas » _ gas, 3 gas

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 2 gas works communication model et developpements du force.*.