Perhaps you should try some spelling variations:
data communication » data communications
rich information » price information, pitch information, much information
information when » information what, information war, information wants
developpement en » developpement et, developpement des, developpement de
technology rich » technology risk, technology africa, technology rights
when sparse » when stars, when separate
sparse data » share data

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

• Adding a wildcard symbol may retrieve word variants: technology rich information when sparse data communication costs _ developpement en afrique.*.