Perhaps you should try some spelling variations:
add developpement » de developpement, du developpement, au developpement
developpement en » developpement et, developpement des, developpement de
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
der risk » under risk, der risiko, der ring
a add » _ add, 1 add, 3 add

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation _ der risk communication a add developpement en afrique.*.