Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
budget information » market information, budget formulation, business information
oral communication » mobile communication, _ communication, risk communication
information need » information needs, information based, information age
development en » development menu, development can, development _
technologies » technology

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

• Performing a fuzzy search may retrieve terms with similar spellings: Technologies budget information need de oral communication modes _ development en Afrique.~.
• Adding a wildcard symbol may retrieve word variants: Technologies budget information need de oral communication modes _ development en Afrique.*.