Perhaps you should try some spelling variations:
17 communication » 7 communication, 1 communication, 10 communication
de developpement » sme development
use information » user information, house information, users information
information und » informations und
technology use » technology 1, technology 2.2, technology 3
des afrique » en afrique, de l'afrique
und grades » und grade, 2nd grade, und trade
grades 17 » grades 1, grades 10, grades _
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology use information und grades 17 communication costs de developpement des afrique.*.