Perhaps you should try some spelling variations:
oral communication » personal communication
technologien fur » technologien des, technologien und, technologies 2
information care » information case, information aware, information cause
developing basin » developing asia, developing asian, developing based
fur information » zur information, fair information, your information
4 developing » 3 developing
care debate » war debate, art debate, ce debate
debate oral » debate moral, debat moral, debate global
costs 4 » costs _, costs a, costs 4.2
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information care debate oral communication costs 4 developing basin area.*.