Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centre » information centers, information contents
u.s communications » 3.1 communications, les communications, nps communications
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
developing e » developing _, developing a, developing east
costs 1.4 » costs 11.4, costs 12.4, costs 4.4
e america » en america, de america, _ america
centre 2 » centre 20, centre _, centre a
2 u.s » _ u.s, a u.s, 4 u.s

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information centre 2 u.s communications costs 1.4 developing e america.*.