Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
communication 3.3 » communication _, communication a, communication 1
technologies tax » technologies a, technologies box, technologies can
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
tax information » 2 information, 1 information
costs move » costs money, costs over
de afrique » de l'afrique, en afrique, l afrique
3.3 au » 3.3 auf, 3.3 ad, 3.3 ai

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

• Adding a wildcard symbol may retrieve word variants: technologies tax information costs move _ communication 3.3 au developpement de afrique.*.