Perhaps you should try some spelling variations:
communication cross » communication costs
radio communication » crisis communication, data communication
information based » information case, information bank, transformation based
technologien und » technologie und, technologien des, technologien fur
developing basic » developing asia, developing based, developing brazil
und information » fund information, road information, award information
key developing » why developing, money developing, key development
basic areas » basin area, basic ideas, basic access
cross key » across key, class key, cross sea
based na » based new, based non, based pay
na radio » a radio, new radio, und radio

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

• Adding a wildcard symbol may retrieve word variants: technologien und information based na radio communication cross key developing basic areas.*.