Perhaps you should try some spelling variations:
how developpement » how development, ou developpement, de developpement
developpement de » developpement des, developpement durable
von information » von informationen, can information
technology von » technology vi, technology vt, technology vision
information 2 » information 3
aes mediated » mass mediated, cas9 mediated, cell mediated
de afrique » de l'afrique, en afrique, l afrique
2 aes » 2 abs, _ aes, 2 als

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

• Adding a wildcard symbol may retrieve word variants: technology von information 2 aes mediated communication costs how developpement de afrique.*.