Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
4 communication » 3 communication, 5.4 communication, de communication
technology und » technology fund, technology used, technology use
section data » sectional data
und section » end section, aid section, phd section
data scarce » data source, data sparse, data sources
efforts des » effort des, efforts dean, effets des
des afrique » en afrique, de l'afrique
scarce 4 » scarce 3, scare _, source 4

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

• Adding a wildcard symbol may retrieve word variants: technology und section data scarce 4 communication efforts des developpement des afrique.*.