Perhaps you should try some spelling variations:
informationen 13.8 » information 3.8, informationen 10, informationen 3.1.3
how developpement » how development, ou developpement, de developpement
developpement de » developpement des, developpement durable
2 communication » 3 communication, 4 communication, 1 communication
technology von » technology vi, technology vt, technology vision
de afrique » de l'afrique, en afrique, l afrique
13.8 does » 13.2 does, 13 does, 1.4 does
does 2 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technology von informationen 13.8 does 2 communication costs how developpement de afrique.*.