Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
de developpement » sme development
developpement de » developpement des, developpement durable
integration wie » integration sowie, integration wage, integration wege
1 integration » 10 integration, 11 integration, 12 integration
technology 1 » technology _
de afrique » de l'afrique, en afrique, l afrique
costs de » costs _, costs 4, costs a
wie sne » wie sie, wie eine, wie sind
sne 6.2 » sne 2.2, sne 3.2, sne 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 1 integration wie sne 6.2 communication costs de developpement de afrique.*.