Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
technologies de » technologies _, technologies 4, technologies 2
development can » development case, development co, development canada
de information » die information, de informacion, e information
can afrique » en afrique
about de » about due, about dead, about debt
de mass » de masse, de mais, de masa

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

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