Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technology 2.2 » technology _, technology 1, technology 3
election crime » detection crime, election time, election crisis
2.2 election » 2.2 selection, 12.2 selection, 2.2 selektion
crime rate » crime rates
l afrique » en afrique
rate 4.1 » rates 4.1, rate 4.3, rate 4.2
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 2.2 election crime rate 4.1 communication costs a developpement l afrique.*.