Perhaps you should try some spelling variations:
model development » local development, social development, global development
information needs » information networks
la communication » data communication, data communications
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
systems model » system model, system models, systems modeling
a afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies a information needs _ la communication systems model development a afrique.*.