Your search - technologies _ information ((2.1 des) OR (2.1 der)) oral communication costs 3 developing asia a.~ - did not match any resources.

Perhaps you should try some spelling variations:
oral communication » personal communication
developing asia » development asia, developing a
3 developing » 3 development
2.1 des » 12.1 des, 2.1 das, 2.1 de
costs 3 » costs _, costs 4, costs a
asia a » asia _

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