Perhaps you should try some spelling variations:
communication 3.1.1 » communication 3.2.1, communication 3.3.1, communication 3.4.1
das developpement » des developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
10 integration » 11 integration, 1.2 integration, 3 integration
technology 10 » technology 110, technology 1, technology 11
de afrique » de l'afrique, en afrique, l afrique
3.1.1 das » 3.1 das, 3.1.1 die
12 mass » 1 mass, 2 mass, 12.3 mass
der 12 » der 10, der 11, der 15

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

• Adding a wildcard symbol may retrieve word variants: technology 10 integration der 12 mass communication 3.1.1 das developpement de afrique.*.