Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
mass communication » risk communication, _ communication, mobile communication
le developpement » de developpement, _ development, a development
developpement en » development _, development a, development co
technologies a » technologies _
a information » _ information, land information, award information
modes le » modes _
de mass » does mass, ice mass

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

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