Perhaps you should try some spelling variations:
technologies fairs » technologies fail, technologies failure, technologies varies
leur developpement » le developpement, deux developpements, de developpement
fairs information » fair information, aids information, dis information
developpement de » developpement des, developpement durable
information 2 » information 3
de afrique » de l'afrique, en afrique, l afrique
de data » e data, wide data, de datos
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies fairs information 2 de data communications _ leur developpement de afrique.*.