Perhaps you should try some spelling variations:
communication 3.4.4 » communication 3.3.4, communication 3.4.1, communication 2.3.4
time communication » de communication, mobile communication, online communication
gas developpement » gas development, au developpement, des developpements
developpement en » developpement et, developpement des, developpement de
3.2 interaction » 3.2 introduction, face interaction
interaction 3.3 » interaction _, interaction 1, interaction 4
technology 3.2 » technology 2.2, technology 3.1, technology 2
3.4.4 gas » 3.4.2 gas, 3.4.1 gas, 1.3.4 gas
e time » 3 time, 4 time, 1 time
3.3 e » 3.3 _, 3.3 a

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

• Adding a wildcard symbol may retrieve word variants: technology 3.2 interaction 3.3 e time communication 3.4.4 gas developpement en afrique.*.