Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies rate » technologies create, technologies a, technologies any
clean development » human development, urban development, child development
rate information » trade information, care information, private information
la communication » _ communication, mass communication, oral communication
information et » information act, information _, information need
development en » development menu, development can, development _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies rate information et de la communication costs clean development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies rate information et de la communication costs clean development en afrique.*.