Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
class communication » mass communication, plans communication, crisis communication
communication cost » communication costs, communication costa, communications costs
technologies 4 » technologies _
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
4 information » 2 information, 1 information
context l » context 3, context 1, context 2
l class » _ class, a class, 1 class

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information context l class communication cost 2.4 developing _ africa.*.