Perhaps you should try some spelling variations:
data communication » data communications
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
development aid » development a, development africa, development agenda
3 development » 2 development
contents 19 » contents 1, contents 1.1, contents 1pc
aid africa » aid african, aid africa's, aids africa's
19 data » 1 data, 9 data, 13 data
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information contents 19 data communication costs 3 development aid africa.*.