Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
trade information » price information, private information, trade integration
3.2 communication » 3 communication, 2.3 communication, de communication
technology trade » technology trends, technology transfer, technology transfers
developpement la » developpement de, developpement et, developpement du
information das » information data, information does, information der
d developpement » de developpement, du developpement, le developpement
das prices » gas prices, gas price, do prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2
la afrique » l afrique, la fabrique, en afrique
paper d » paper _, paper i, paper 1

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

• Adding a wildcard symbol may retrieve word variants: technology trade information das prices 3.2 communication paper d developpement la afrique.*.