Perhaps you should try some spelling variations:
informations context » information content, information contents, information control
communication rate » communication state, communication private, communication related
technologien und » technologie und, technologien des, technologien fur
und informations » und information, und informationen, fund information
et communication » et communicatione, get communication, debt communication
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
rate 1.3 » rates 1.3, rate 4.3, rate 6.3
3 et » 13 et, 3 fet, 3 set

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

• Adding a wildcard symbol may retrieve word variants: technologien und informations context 3 et communication rate 1.3 developing _ africa.*.