Perhaps you should try some spelling variations:
cells communication » cell communication, cell communications, fields communication
die developpement » de developpement, le developpement, du developpement
variation using » variations during, variation und, variation among
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
des afrique » en afrique, de l'afrique
using aes » using ae, using als, using bayes
aes cells » es cells, als cell, es cell
media die » medien die, media age

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

• Adding a wildcard symbol may retrieve word variants: typology des variation using aes cells communication media die developpement des afrique.*.