Perhaps you should try some spelling variations:
technologies credit » technologies create, technologies breeding, technologies current
communication model » communication media
oral communication » personal communication
sme development » trade development
model sme » model some, model sm, model step
flows do » flows how, flows job, flows _
do oral » do rural, who oral

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

• Adding a wildcard symbol may retrieve word variants: technologies credit information flows do oral communication model sme development _ africa.*.