Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
usage information » age information, use information, wage information
information guide » information gap, information gaps
1.4 communication » 5.4 communication, 1.1 communication, 1.3 communication
technology usage » technology use, technology age, technology users
developpement de » developpement des, developpement durable
guide prices » guide policies, rice prices, crude prices
prices 1.4 » prices 2.4, prices 4, prices 2.1
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology usage information guide prices 1.4 communication mode _ developpement de afrique.*.