Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
technologien und » technologie und, technologien des, technologien fur
developpement en » developpement et, developpement des, developpement de
communication 1 » communication _, communication a, communication 3
innovation 4 » innovation _, innovation a, innovation 1
do written » _ written, 1 written, 23 written
1 leur » a leur
4 do » _ do, 1 do, i do

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

• Adding a wildcard symbol may retrieve word variants: technologien und innovation 4 do written communication 1 leur developpement en afrique.*.