Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
information center » information centers, information centre, information content
based information » basic information, based innovation, land information
des developpement » des developpements, de developpement, le developpement
developpement de » developpement des, developpement durable
2 communication » 3 communication, 4 communication, 1 communication
center one » center line, center eine, better one
one 2 » one _, one a, one 1
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies based information center one 2 communication a des developpement de l'afrique.*.