Perhaps you should try some spelling variations:
change information » chandos information, trade information
oral communication » personal communication
technology change » technological change, technological changes
information flow » information flows
some development » sme development, women development, site development
efforts some » efforts role, efforts do, efforts have
flow de » flow der, flow e
de oral » de otras, new oral

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

• Adding a wildcard symbol may retrieve word variants: technology change information flow de oral communication efforts some development _ afrique.*.