Perhaps you should try some spelling variations:
1973 communication » 13 communication, 1.3 communication, 19 communication
price information » private information, price inflation
information rates » information states, information ratio, information rules
technology price » technology rich, technology voice, technology service
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
de afrique » de l'afrique, en afrique, l afrique
rates van » rates hans, rates a, rates a4
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 price information rates van 1973 communication costs a developpement de afrique.*.