Perhaps you should try some spelling variations:
communication 2.3.4 » communication 2.3.3, communication 2.3.8, communication 3.3.4
time communication » de communication, mobile communication, online communication
das developpement » des developpements, de developpement, du developpement
developpement en » developpement et, developpement des, developpement de
interaction 3.3 » interaction _, interaction 1, interaction 4
2.3.4 das » 2.3.1 das, 2.3.2 das, 4.3.4 das
3.3 3 » 3.3 3d, 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 _ interaction 3.3 3 time communication 2.3.4 das developpement en afrique.*.