Perhaps you should try some spelling variations:
14 communications » 10 communications, 14 communication, 4 communications
et developpements » et developpement, des developpements, en developpement
developpements en » developpement en, developpement et, developpements de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
table b » table _, table 1, table 4
b 14 » b 1.4, b 1, _ 14

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

• Adding a wildcard symbol may retrieve word variants: technologies a information table b 14 communications _ et developpements en afrique.*.