Perhaps you should try some spelling variations:
vote communication » voice communication, ante communication, remote communication
technologie und » technologies 2.1
oil development » rail development, tool development, social development
und relations » und relational, land relations, und relationen
promises vote » promises more, promises made, promises does
relations do » relations du, relations das, relations der
do promises » _ promises, 5 promises, from promises
china labor » china labour, china's labor, child labor
costs oil » costs only, costs ii, costs iii

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

• Adding a wildcard symbol may retrieve word variants: technologie und relations do promises vote communication costs oil development china labor.*.