Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
de communication » mobile communication, online communication
4 developpement » de developpement, le developpement, et developpement
informal game » informal care, informal guide, informal share
game guidance » amp guidance, have guidance, home guidance
guidance de » guidance _, guidance 4, guidance 5
de afrique » de l'afrique, en afrique, l afrique
costs 4 » costs _, costs a, costs 4.2
technologien » technologies, technologie, technological

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

• Adding a wildcard symbol may retrieve word variants: technologien _ informal game guidance de communication costs 4 developpement de afrique.*.