Perhaps you should try some spelling variations:
information contracts » information constraints, information contents, information constraint
world communication » work communication, wired communications, good communication
technologien 2 » technologies 2, technologien _, technologien 1
20 developing » 2 developing, 10 developing, 24 developing
developing e » developing _, developing a, developing east
contracts 4 » contracts _, contract 4, contracts 5
costs 20 » costs 60, costs 2.3, costs 2.1
e africa » em africa, de africa, eu africa
4 world » 1 world, 19 world

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

• Adding a wildcard symbol may retrieve word variants: technologien 2 information contracts 4 world communication costs 20 developing e africa.*.