Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
4 developpement » de developpement, le developpement, et developpement
technology dlt » technology data, technology debts, technology 21st
dlt inflation » der inflation, die inflation, d inflation
rates 6.4 » states 6.4, rates 4.2, rates 4.5
6.4 data » 3.4 data, 2.4 data, 5.4 data
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology dlt inflation rates 6.4 data communications costs 4 developpement en afrique.*.