Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
data communication » data communications
technologies some » technologies soil, technologies stage, technologies ser
some information » more information, time information, one information
information need » information needs, information needed, information speed
a afrique » l afrique, en afrique
need de » need le, need fide, need one
de data » e data, wide data, de datos

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

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