Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
technologien als » technologien des, technologien fur, technologien und
information siwi » information s1, information some, information step
als information » als informations, aids information, laws information
development 2 » development 1, development 2.1, development 2.3
siwi die » ii die, iii die, vii die
die 5.4 » diode 5.4, time 5.4, life 5.4
costs 2 » costs 20, costs _, costs 4
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien als information siwi die 5.4 communication costs 2 development 2 areas.*.