Perhaps you should try some spelling variations:
mask communication » mass communication, mass communications, risk communication
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
information a » information age, information about
3 developing » 3 development
face mask » face masks, face case
costs 3 » costs _, costs 4, costs a
2 areal » 2 real, _ areal, 4 areal
2 areas » 1 areas, 4 areas, 2.1 areas
a face » a fact

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 am information a face mask communication costs 3 developing ((2 areal) OR (2 areas)).~".
• Adding a wildcard symbol may retrieve word variants: technologien am information a face mask communication costs 3 developing ((2 areal) OR (2 areas)).*.