Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
technology 6.3.1 » technology 3.1, technology 3.1.1, technology 3.2.1
6.3.1 inflation » 2.3.1 inflation, 3.3.3 inflation, 5.4.1 inflation
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
inflation auf » inflation a, inflation rate, inflation _
auf reale » fur reale
reale 4.2 » realm 4.5, scale 4.2, preamble 4.2
l afrique » en afrique
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 6.3.1 inflation auf reale 4.2 communication costs a developpement l afrique.*.