Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
technologien 2 » technologies 2, technologien _, technologien 1
information 2 » information 3
4 areas » 2 areas, 4 areal, 3.4 areas
1 areas » 1 area, 2 areas, 2.1 areas
wie de » wie die, wie der, wie du
2 wie » 2 die, 3 wie

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien 2 information 2 wie de communication costs _ developing ((4 areas) OR (1 areas)).~".
• Adding a wildcard symbol may retrieve word variants: technologien 2 information 2 wie de communication costs _ developing ((4 areas) OR (1 areas)).*.