Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement la » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
inflation ale » inflation als, inflation rate, inflation a
ale reer » ale beer
reer 3.1 » reer 4.1, green 3.1, leser 3.1
costs 4 » costs _, costs a, costs 4.2
la face » la farce, a face, la france

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

• Adding a wildcard symbol may retrieve word variants: technologien _ inflation ale reer 3.1 communication costs 4 developpement la face.*.