Perhaps you should try some spelling variations:
sanitation activities » sanitation facilities, sanitation utilities, education activities
clean development » human development, urban development
development urban » development bank, development band, development update
information part » information pt, information portal, information portals
activities clean » activities creating, activities climate, activities access
der sanitation » peru sanitation, do sanitation, water sanitation
urban area » urban areas
i der » ii der, _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information part i der sanitation activities clean development urban area.*.