Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
developing based » development based, developing asia, developing east
information und » informations und
4 developing » 3 developing
based real » based areal, based rural, based metal
und ebook » fund book
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 aids information und ebook oral communication costs 4 developing based real.*.