Perhaps you should try some spelling variations:
information century » information centers, information centre, information center
technologies fuzzy » technologies from, technologies any, technologies fail
face communication » voice communication, de communication, time communication
fuzzy information » jury information, faculty information, key information
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
24 developing » 4 developing, 2 developing, 14 developing
century 2.1 » century 3.1, century 2.2, century 1
2.1 face » 2.2 face, 2.3 face, 4.1 face
2.1 24 » 2.1 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologies fuzzy information century 2.1 face communication 2.1 24 developing _ afrique.*.