Perhaps you should try some spelling variations:
under communication » jander communication, modern communication, de communication
technologien work » technologies work, technologien fur, technologien zur
informal cause » informal care, informal caucuses, informal asm
7.3 developing » 3.3 developing, 1.3 developing, 2.2 developing
cause des » cause de, klause des, causes de
des under » modes under, des gender, des lender
costs 7.3 » costs 2.3, costs 4.3, costs 5.3

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

• Adding a wildcard symbol may retrieve word variants: technologien work informal cause des under communication costs 7.3 developing _ areas.*.