Perhaps you should try some spelling variations:
communication cross » communication costs
layer communication » water communication, jander communication, master communication
technologien als » technologien des, technologien fur, technologien und
information case » information based, information can, information costs
als information » als informations, aids information, laws information
c developing » 2c developing, 3 developing, 4 developing
h layer » _ layer, 1 layer, 2 layer
cross c » cross _, cross 1
case h » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technologien als information case h layer communication cross c developing _ areas.*.