Perhaps you should try some spelling variations:
communication model » communication media
policy integration » political integration, policy international, policy intervention
lay communication » way communication, layer communication, why communication
integration from » integration f150, integration 3, integration 4
de development » e development, ce development, de developpement
model de » model due, model d, model du
from do » from dog, from don, from de

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

• Adding a wildcard symbol may retrieve word variants: technology policy integration from do lay communication model de development _ afrique.*.