Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centre » information centers, information contents
el communications » cell communications, sepl communications, 10 communications
developing areas » developing asia, developing east, developing a
technologie und » technologies 2.1
und information » fund information, road information, award information
6.4 developing » 5.4 developing, 3.3 developing, 2.2 developing
areas africa » arabs africa, dress africa, farmers africa
centre 3.3 » centre 2.3, centre 3.2, centres 5.3
costs 6.4 » costs 4.4, costs 4.2, costs 2.3
3.3 el » 2.3 el, 3.3 eu

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

• Adding a wildcard symbol may retrieve word variants: technologie und information centre 3.3 el communications costs 6.4 developing areas africa.*.