Perhaps you should try some spelling variations:
technologies change » technological change, technology change, technological changes
communication costs » communication systems, communication efforts, communication skills
change information » trade information, chief information
oral communication » mobile communication, _ communication, risk communication
information act » information age, information about, information gaps
development aid » development a, development bank, development _
le development » e development, sme development, use development
costs le » costs per, costs _, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies change information act de oral communication costs le development aid afrique.*.