Perhaps you should try some spelling variations:
developpement preface » developpement face, developpement examen, developpement rural
information needs » information networks
get communication » et communication, debt communication, de communication
net developpement » et developpement, de developpement, le developpement
preface africa » preface aida
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
needs 5.11 » needs 3.1.1, needs 5.1.2, needs 5.1.5
5.11 get » 5.1 get, 5.11 key

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information needs 5.11 get communication _ net developpement preface africa.*.