Perhaps you should try some spelling variations:
information century » information centers, information centre, information center
communication cote » communication costs, communication costa, communication case
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
1 communication » 10 communication, 3 communication, 4 communication
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
century case » century a
cote 2.4 » code 2.4, scope 2.4, case 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information century case 1 communication cote 2.4 developing _ africa.*.