Perhaps you should try some spelling variations:
debt communication » de communication, et communication, get communication
formation warring » formation during, formation among, formation current
technologien des » technologien fur, technologien und, technologies 2
des formation » des formations, de formation, des information
warring state » warring states, banking state, making state
4 development » 2 development, 4 developing
development 2 » development 1, development 2.1, development 2.3
state debt » rate debt
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des formation warring state debt communication costs 4 development 2 trends.*.