Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
communication cost » communication costs, communication costa, communications costs
get communication » et communication, debt communication, de communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
developing east » development east, developing a, developing asia
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
context 3.1 » context 2.1, context 1, context 1.3
east africa » west africa
cost 2.3 » costs 2.3, cost 2.4, cost 2.2
3.1 get » 3.1 git, 5.1 get, 3.1 gott

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations context 3.1 get communication cost 2.3 developing east africa.*.