Perhaps you should try some spelling variations:
technologien bedarf » technologien auf
bedarf information » secondary information
oral communication » personal communication
development asia » development aid, development africa, development a
information 2.7 » information 2.2, information 3.2, information 1.2
4 development » 2 development, 4 developing
asia areas » basic areas, aside areas, basin areas
2.7 heat » 22.7 heat, 2.1.7 heat
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien bedarf information 2.7 heat oral communication costs 4 development asia areas.*.