Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
et communications » et communication, et communicatione, 10 communications
information und » informations und
developing good » developing global
3.3 developing » 4 developing, 2 developing, 1 developing
good africa » roads africa
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
und bau » und abbau, und bauer, und bako
bau et » eau et, au et

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information und bau et communications costs 3.3 developing good africa.*.