Perhaps you should try some spelling variations:
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
development child » development chile, development china, development build
technologies 3.1 » technologies 2.1, technologies 3.2, technologies _
de communication » mobile communication, online communication
20 development » 2 development, 2015 development, 2007 development
child across » old across
4.3.3 et » 4.3.3 der, 4.3.3 key, 4.3.3 den
costs 20 » costs 60, costs 2.3, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologies 3.1 information 4.3.3 et de communication costs 20 development child across.*.