Perhaps you should try some spelling variations:
communication model » communication media
oral communication » personal communication
development lin » development li, development lid, development lie
technologies 2 » technologies _, technologies 4
model human » models human, modern human, modeling human
lin afrique » en afrique, l afrique
flows how » flow how, flow low, flows do
how oral » how moral, how rural, how arab

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information flows how oral communication model human development lin afrique.*.