Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
communication cost » communication costs, communication costa, communications costs
information 12.2 » information 1.2.2, information 1.2, information 15.2
developing last » developing east, developing waste, developing based
technologies 2 » technologies _, technologies 4
last accessed » all accessed
4 developing » 3 developing
12.2 whole » 2.2 whole, 12.2.1 whole, 4.2.2 whole
cost 4 » cost _, cost 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 12.2 whole class communication cost 4 developing last accessed.*.