Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
technologies chief » technologies new, technologies annex, technologies could
information need » information needs, information based, information age
development menu » development among, development event, development bank
a development » _ development, clean development, asian development
modes a » models a, modes _, model a

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies chief information need de _ communication modes a development menu afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies chief information need de _ communication modes a development menu afrique.*.