Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
trade development » software development
development sino » development using, development since, development saint
technologies 1 » technologies _, technologies 4, technologies 2
information 3 » information 2
sino african » six african, line african, pan african
area crisis » great crisis, care crisis, antela crisis
costs trade » costly trade
3 area » 1 area, 1.3 area, 3.1 area

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 3 area crisis communication costs trade development sino african.*.