Perhaps you should try some spelling variations:
developpement preface » developpement face, developpement examen, developpement rural
information needs » information networks
de communication » mobile communication, online communication
de developpement » sme development
preface africa » preface aida
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
needs 3.1.1 » needs 3.6.1, needs 8.1.1, needs 1.3.1
3.1.1 de » 3.1.1 die, 3.1.1 der, 2.1.1 de
a de » a die, a der, a des

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 3.1.1 de communication a de developpement preface africa.*.