Perhaps you should try some spelling variations:
technologies varies » technologies series, technologies barriers, technologies value
information content » information contents, information centers, information centre
varies information » various information, series information, paris information
face communication » voice communication, de communication, time communication
communication 10 » communication 1, communication _, communication a
21 developing » 2.1 developing, 2 developing, 1 developing
developing a » developing _
content 2.1 » contents 2.1, context 2.1, content 2.3
a afrique » l afrique, en afrique
2.1 face » 2.2 face, 2.3 face, 4.1 face
10 21 » 10 11, 20 21, 17 21

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

• Adding a wildcard symbol may retrieve word variants: technologies varies information content 2.1 face communication 10 21 developing a afrique.*.