Perhaps you should try some spelling variations:
9.4.1 communication » 3.4.1 communication, 11.4.1 communication, 3.4.2 communication
developpement der » developpement des, developpement de, developpement et
de developpement » sme development
trimer 9.4.1 » trimer 2.4.1, twitter 9.4.1, crime 8.4.1
der fabriken » der fabrik, der antiken
rate trimer » rate primary
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation rate trimer 9.4.1 communication costs de developpement der fabriken.*.