Perhaps you should try some spelling variations:
mental development » mineral development, capital development, spatial development
information age » information storage, information access, information about
development led » development lid, development leads, development land
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
costs mental » costs meat, costs rent
auch mobile » auf mobile
led afrique » en afrique, l afrique
age auch » aber auch, als auch, die auch

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information age auch mobile communication costs mental development led afrique.*.