Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
development age » development stage, development a, development aid
technology 2.2 » technology _, technology 1, technology 3
2.2 relations » 1.2 relations, 2.4 relations, 2.2 relational
relations das » relations data, relations a, relations der
das prices » gas prices, gas price, do prices
age aortic » acute aortic, after aortic
prices de » prices does, prices _, prices a

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 relations das prices de communication costs _ development age aortic.*.