Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
cost information » postal information, about information, asset information
developpement de » developpement des, developpement durable
technology cost » technology case, technology can, technology choice
information fur » informationen fur, information flow, information from
a developpement » au developpement, de developpement, le developpement
fur trade » fair trade, your trade
trade 2.1 » trade 2.2, trade 4.1, trade 2014
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology cost information fur trade 2.1 communication costs a developpement de l'afrique.*.