Perhaps you should try some spelling variations:
technologies barriers » technological barriers, technologies varies, technology barriers
barriers information » careers information, series information, fairs information
oral communication » personal communication
information und » informations und
developing self » developing e, developing skills, developing areas
a developing » a development
new oral » new moral, knew moral, new rural
und new » und neo, und ne, usd new
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies barriers information und new oral communication costs a developing self areas.*.