Perhaps you should try some spelling variations:
12.3 communication » 2.3 communication, 1.3 communication, 2.2.3 communication
technologie price » technologie die, technologie c, technologie im
inflation 5.1 » inflation 4.1, inflation 10.1, inflation 1
debates 12.3 » debates 10.3, debates 1.3, debates 13.3
5.1 debates » 5.4 debates, 2.1 debate, 4.5 debates
costs a » costs _, costs 4

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologie price inflation 5.1 debates 12.3 communication costs a development 1 africa.~.
• Adding a wildcard symbol may retrieve word variants: technologie price inflation 5.1 debates 12.3 communication costs a development 1 africa.*.