Perhaps you should try some spelling variations:
voie communication » voice communication, vote communication, voice communications
information costs » information contents, information centers, information content
communication 5.5 » communication 3.3, communication 2.4, communication 3.2
technologies 1 » technologies _, technologies 4, technologies 2
1 afrique » l afrique, en afrique, 1 enrique
costs de » costs _, costs 4, costs a
de voie » de vie, de voce, de voix

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information costs de voie communication 5.5 _ development 1 afrique.*.