Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
parent information » patent information, payment information, patient information
techniques parent » techniques part, techniques prendre, techniques pt
information und » informations und
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing 4 » developing _, developing a, developing e
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
a mobile » _ mobile
4 areas » 1 areas, 2 areas, 4 areal
und a » und _, und 2, und 3

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

• Adding a wildcard symbol may retrieve word variants: techniques parent information und a mobile communications costs 3.2 developing 4 areas.*.