Perhaps you should try some spelling variations:
2.3.4 communication » 12.2.4 communication, 12.4.4 communication, 2.3 communication
communication case » communications case, communication based, communication phase
information guide » information gap, information gaps
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
4 information » 2 information, 1 information
technology 4 » technology _, technology 1, technology 3
guide prices » guide policies, rice prices, crude prices
prices 2.3.4 » prices 2.3.1, prices 2.3.5, prices 2.3.6
la afrique » l afrique, la fabrique, en afrique
case le » case l, case la, case like

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

• Adding a wildcard symbol may retrieve word variants: technology 4 information guide prices 2.3.4 communication case le developpement la afrique.*.