Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
developing em » developing e, developing eq, developing amp
a developing » a development
contents 2 » contents 1, contents _, contents i
2 internal » 4 internal
em africa » 1 africa
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 2.1 information contents 2 internal communication costs a developing em africa.*.