Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
4 developing » 3 developing
about costs » about cost, labour costs, about post
costs class » costs case, costs cash, costs cross
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies a information about costs class communication costs 4 developing _ areas.*.