Perhaps you should try some spelling variations:
die developpement » de developpement, le developpement, du developpement
variation among » starvation among, formation among, variation von
communication 2 » communication _, communication a, communication 3
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
boys risk » does risk, loss risk

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation among boys risk communication 2 die developpement des afrique.*.