Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
2.3 communication » 3.2 communication, de communication, 4 communication
technology und » technology fund, technology used, technology use
und sectional » und relational, und ideational, _ sectional
efforts des » effort des, efforts dean, effets des
des afrique » en afrique, de l'afrique
data space » data spaces, data sparse, data scarce
space 2.3 » space 2.1, space 2.2, space 3.3

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

• Adding a wildcard symbol may retrieve word variants: technology und sectional data space 2.3 communication efforts des developpement des afrique.*.