Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
communication paper » communication power, communication pattern, communication partner
information act » information age, information a, information about
problem crisis » problem arises, problem credit, problem criteria
act problem » wcet problem, cp problem, action problem
1 african » _ african, 1 africa, 2 african
paper a » paper _, paper i, paper 1

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information act problem crisis communication paper a development 1 african.*.