Perhaps you should try some spelling variations:
communication models » communications models, communication model, communication modes
development event » development recent, development decent, development seven
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
3 development » 2 development
event afrique » en afrique
models 3 » models 1
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 a information _ de mass communication models 3 development event afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information _ de mass communication models 3 development event afrique.*.