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 relation » und regulation, und relational, und relationen
relation des » relation de, relationen des, relations der
prices vote » prices more, promises vote, prices power
china labor » china labour, china's labor, child labor
des prices » debt prices, des proceso, gas prices
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 relation des prices vote communication costs oil development china labor.*.