Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
development lie » development life, development li, development lid
technology der » technology does, technology 4ir, technology dlt
ce development » ece development, e development, rice development
der inflation » core inflation, _ inflation, low inflation
inflation use » inflation und, inflation die, inflation e
lie afrique » l afrique
case 5.4 » case 5.2, case 5.3, case 1.4
costs ce » costs ch, costs case, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology der inflation use case 5.4 communication costs ce development lie afrique.*.