Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
information centre » information centers, information contents
data communication » data communications
based information » basic information, based innovation, land information
developing a » developing _
centre de » centre _, centrale des
a africa » 1 africa, can africa, em africa
de data » e data, wide data, de datos

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

• Adding a wildcard symbol may retrieve word variants: technologies based information centre de data communication costs _ developing a africa.*.