Perhaps you should try some spelling variations:
information center » information centers, information centre, information content
communication cost » communication costs, communication costa, communications costs
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing e » developing _, developing a, developing east
center work » center worker, better work, gender work
work mobile » more mobile, work module, work mobility
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information center work mobile communication cost 2.4 developing e africa.*.