Perhaps you should try some spelling variations:
technologies urban » technologies can, technology urban, technologies current
urban information » can information, bank information, human information
information gaps » information gap
4 development » 2 development, 4 developing
de mobile » die mobile, e mobile, does mobile
gaps de » gaps do, camps de, gaps new
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies urban information gaps de mobile communication costs 4 development _ afrique.*.