Perhaps you should try some spelling variations:
communication 13.3.1 » communication 15.3.1, communication 3.3.1, communications 14.3.1
true communication » truth communication, time communication, stroke communication
das developpement » des developpements, de developpement, du developpement
developpement l » developpement il, developpement la, developpement de
11 integration » 10 integration, 4.1 integration, 1.2 integration
technology 11 » technology 1.1, technology 110, technology 171
13.3.1 das » 1.3.3.1 das, 3.3.1 das, 1.3.1 das
l afrique » en afrique
15 true » 1 true, 15 three, 15 trame
der 15 » der 10, der 11, der 12

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

• Adding a wildcard symbol may retrieve word variants: technology 11 integration der 15 true communication 13.3.1 das developpement l afrique.*.