Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
4 communications » 14 communications, 4 communication, 2 communications
communications a » communications _, communications law, communications media
developpement de » developpement des, developpement durable
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
table db » table b, table de, table 1b
a das » 1 das, 2 das, 3 das
db 4 » db 14, b 4, d 4

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 db 4 communications a das developpement de afrique.*.