Perhaps you should try some spelling variations:
communication 3.3.4 » communication 2.3.4, communication 3.3.1, communication 3.4.4
true communication » truth communication, time communication, stroke communication
das developpement » des developpements, de developpement, du developpement
developpement en » developpement et, developpement des, developpement de
2 interaction » 3 interaction, 3.2 interaction, 3.1 interaction
technology 2 » technology _, technology 1, technology 3
3.3.4 das » 3.3.1 das, 3.3.3 das, 4.3.4 das
a true » _ true

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

• Adding a wildcard symbol may retrieve word variants: technology 2 interaction _ a true communication 3.3.4 das developpement en afrique.*.