Perhaps you should try some spelling variations:
drivers development » driven development, river development, drive development
technologies aids » technologies varies, technologies a, technologies de
development urban » development bank, development band, development update
aids information » chandos information, series information
de communication » mobile communication, online communication
costs drivers » cost drivers, its drivers, cost driven
urban africa » urban area
3.2 a » 3.2 _, 2.2 a
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: technologies aids information 3.2 a de communication costs drivers development urban africa.*.