Perhaps you should try some spelling variations:
oral communication » personal communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
developing amp » developing a, developing ai, developing av
information 1 » information 2, information 3, information 3.2
einer oral » eine moral, minor oral
amp africa » em africa, wup africa
1 einer » 1 eine, 2 einer

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information 1 einer oral communication costs _ developing amp africa.*.