Perhaps you should try some spelling variations:
data communication » data communications
information costs » information contents, information centers, information content
trade development » software development
communication 2 » communication _, communication a, communication 3
technologies 3 » technologies _, technologies 4, technologies 2
development en » developpement en, development menu, development eco
3 information » 1 information
anne data » annex data, line data, scanner data
2 trade » 1 trade, 4 trade

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information costs anne data communication 2 trade development en afrique.*.