Perhaps you should try some spelling variations:
4.2.4 communication » 4.2.1 communication, 4.2.2 communication, 12.2.4 communication
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technology dlt » technology data, technology debts, technology 21st
dlt inflation » der inflation, die inflation, d inflation
past 4.2.4 » past 1.1.4, past 4.4.6, past 5.2.2
rate past » rate pass, rates east, frame past
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology dlt inflation rate past 4.2.4 communication costs a developpement en afrique.*.