Perhaps you should try some spelling variations:
communication 3.3.2 » communication 3.3.1, communication 3.3.4, communication 9.3.2
time communication » de communication, mobile communication, online communication
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
integration das » integration des, integration der, integration 3
1 integration » 10 integration, 11 integration, 12 integration
technology 1 » technology _
3.3.2 du » 3.3.2 die, 3.3.2 der, 3.3.2 das
10 time » 1 time, 13 time, 15 time
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 1 integration das 10 time communication 3.3.2 du developpement en afrique.*.