Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
clean development » human development, urban development
technologies art » technologies part, technologies a, technologies bit
art information » party information, smart information, ct information
information der » information oder, information does, informatik der
development en » developpement en, development menu, development eco
mode clean » more clean, made clear

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies art information der does _ communication mode clean development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies art information der does _ communication mode clean development en afrique.*.