Perhaps you should try some spelling variations:
technologies change » technological change, technology change, technological changes
change information » trade information, chief information
oral communication » mobile communication, _ communication, risk communication
information et » information act, information _, information need
le development » e development, sme development, use development
networks le » networks _, networks a, network e

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

• Adding a wildcard symbol may retrieve word variants: technologies change information et de oral communication networks le development _ afrique.*.