Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
rich information » price information, pitch information, much information
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technology rich » technology risk, technology africa, technology rights
information due » information does, information der, information duties
due prices » fuel prices, due process, drug prices
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology rich information due prices 2.1 communication costs le developpement en afrique.*.