Perhaps you should try some spelling variations:
oral communication » personal communication
technologies dans » technologies can, technologies any, technologies daf
dans information » dns information, dis information, does information
information 2.2 » information 1.2, information 2.7, information 2.2.2
developing agri » developing ai, developing audit, developing a
4 developing » 3 developing
der oral » der moral, der ort, der orte
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: technologies dans information 2.2 der oral communication costs 4 developing agri asia.*.