Perhaps you should try some spelling variations:
oral communication » personal communication
technologien from » technologies from, technology from, technologien fur
from information » from informal, 1 information
developing based » development based, developing asia, developing east
information 1 » information 2, information 3, information 3.2
a developing » a development
based areas » base areas, based areal, basic areas
des oral » des moral, des oil, des orts
costs a » costs _, costs 4
1 des » 1 das, 1 der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologien from information 1 des oral communication costs a developing based areas.*.