Perhaps you should try some spelling variations:
oral communication » personal communication
information 4.1.4 » information 4.1.1, information 4.1.3, information 4.2.4
developing based » development based, developing asia, developing east
technologien od » technologien ad, technologien und, technologien _
od information » d information, nd information, road information
3 developing » 3 development
based areal » based real, base areas, based animal
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien od information 4.1.4 ebook oral communication costs 3 developing based areal.*.