Perhaps you should try some spelling variations:
urban development » human development
information need » information needs, information needed, information speed
a communications » a communication, data communications, a communicative
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
a afrique » l afrique, en afrique
need de » need le, need fide, need one
de a » de la, de sa, der a

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

• Adding a wildcard symbol may retrieve word variants: technologies a information need de a communications _ urban development a afrique.*.