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
information undp » information und, informations und, information unit
6.4 developing » 5.4 developing, 3.3 developing, 2.2 developing
developing iv » developing av, developing ict, developing cil
undp world » und world, up world, 2nd world
costs 6.4 » costs 4.4, costs 4.2, costs 2.3
iv africa » v africa, 1 africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information undp world data communication costs 6.4 developing iv africa.*.