Perhaps you should try some spelling variations:
bet developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
der variation » de variation, does variation, die variation
apologia der » apologia de, apologien der, apologie des
farm mobile » from mobile, afar mobile, raum mobile
a bet » a best, a bent, a beta

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

• Adding a wildcard symbol may retrieve word variants: apologia der variation _ farm mobile communication a bet developpement en afrique.*.