Perhaps you should try some spelling variations:
communications model » communications models, communication model, communicating model
risi communications » risk communications, crisis communications, risk communication
technologies video » technology video, technologies evidence, technologies varies
video information » videos information, guided information, do information
information case » information based, information can, information costs
book development » bank development, textbook development, 2 development
development d » development ds, development 1, development did
model book » models books, model broke, model bone
d african » do african, _ african, 1 african
case de » case des, case d, case d1
de risi » de risk, de risco

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

• Adding a wildcard symbol may retrieve word variants: technologies video information case de risi communications model book development d african.*.