Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.4 » information 10.4, information 1.2, information 1.3
developing east » development east, developing a, developing asia
technologie im » technologien im, technologien am, technologie c
im information » crm information, stm information, 2 information
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
east areas » karst areas, east asezs
book » ebook
books » ebooks

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologie im information 1.4 (book OR books) oral communication costs 4.2 developing east areas.~".
• Adding a wildcard symbol may retrieve word variants: technologie im information 1.4 (book OR books) oral communication costs 4.2 developing east areas.*.