Perhaps you should try some spelling variations:
communication 3.3.2 » communication 3.3.1, communication 3.3.4, communication 9.3.2
true communication » truth communication, time communication, stroke communication
auf developpement » au developpement, du developpement, ou developpement
developpement en » developpement et, developpement des, developpement de
4.1 integration » 3.3 integration, 4 integration, 3 integration
integration das » integration des, integration der, integration 3
technology 4.1 » technology 3.1, technology 2.1, technology 1
3.3.2 auf » 3.3.2 a, 3.3.2 aqp
10 true » 1 true, 10 three, 10 trade
das 10 » das 18, das 19, das 20

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

• Adding a wildcard symbol may retrieve word variants: technology 4.1 integration das 10 true communication 3.3.2 auf developpement en afrique.*.